1. Kristen spent $131 on shirts at Target last week. She bought some fancy shirts for
$28 each and then some plain t-shirts for $15 each. If she bought a total of 7 shirts,
then how many of each type of shirt did she buy?
problem #1
problem #2

1. Kristen Spent $131 On Shirts At Target Last Week. She Bought Some Fancy Shirts For$28 Each And Then

Answers

Answer 1

Answer:

Kristen bought 2 fancy shirts and 5 plain t-shirts.

Step-by-step explanation:

Given that,

Kristen spent $131 on 7 shirts.

Cost of one fancy shirt = $28

Cost of one plain t-shirt = $15

Let,

x be the number of fancy shirts

y be the number of plain t-shirts

x+y = 7       Eqn 1

28x+15y=131    Eqn 2

Multiplying Eqn 1 by 15

15(x+y=7)

15x+15y=105    Eqn 3

Subtracting Eqn 3 from Eqn 2

(28x+15y)-(15x+15y)=131-105

28x+15y-15x+15y=26

13x=26

Dividing both sides by 13

[tex]\frac{13x}{13}=\frac{26}{13}\\x=2[/tex]

Putting x=2 in Eqn 1

2+y=7

y=7-2

y=5

Hence,

Kristen bought 2 fancy shirts and 5 plain t-shirts.


Related Questions

Factor Completely 8y^2+14y+3​

Answers

Answer:

(4y+1)(2y+3)

Explanation:

Factor 8y^2 + 14y + 3

8y^2 + 14y + 3

= (4y + 1)(2y + 3)

Kathy slices through a circular cake. The cake has a diameter of 14 inches. The slice that Kathy made is straight and has a length of 11 inches. Did Kathy cut along a radius, a diameter, or a chord of the circle

Answers

Answer: chord

Step-by-step explanation:

A chord is a straight line that's typically drawn from one particular edge of a circle to another.

In this case, the diameter is 14cm while the length of the line drawn is 11cm, therefore the diameter isn't a chord. It's not a radius as well as the diameter divided by 2 gives the radius which should be 7cm.

Therefore, it's a chord.

Help me please!
If u get it right, I’ll brainliest u

Answers

The correct one is C

Answer:

C

Step-by-step explanation:

C. What supplementary means is that the angles would add up to 180 degrees.

Hope this helps! :)

An auditorium can seat as many as 1,200 people. The first row has 35 seats. Each of the other rows has 40 seats. What is the maximum(most) number of rows of 40 seats that can be set up in the auditorium?

Answers

Answer:

29 rows of 40

Step-by-step explanation:

1200-35=1165

1165/40=29.125

how do u solve -3x+3=-18-6x

Answers

Answer: have a good day

Step-by-step explanation:

because you deserve it

Answer:

add 6x to both sides (3x+3=-18)

subtract 3 from both sides (3x=-21)

divide by 3 on both sides (x=-7)

x=-7 is final answer

Which method would be appropriate to factor the polynomial below. 55x^3-40x^2 -Difference of Squares -Basic Trinomial Factoring -AC Method -Sums of Cubes -Greatest Common Factor -Factors by grouping

Answers

Answer:

Greatest Common Factor

Step-by-step explanation:

Let [tex]55\cdot x^{3}-40\cdot x^{2}[/tex], we proceed to demonstrate the appropriate form to factor the polynomial:

1) [tex]55\cdot x^{3}-40\cdot x^{2}[/tex] Given.

2) [tex](5\cdot 11)\cdot (x^2\cdot x) +[5\cdot (-8)]\cdot x^{2}[/tex] Definition of multiplication and subtraction/[tex]a^{b+c} = a^{b}\cdot a^{c }[/tex]/[tex]-a\cdot b = (-a)\cdot b[/tex]/Associative property

3) [tex](5\cdot x^{2})\cdot (11\cdot x)+ (5\cdot x^{2})\cdot (-8)[/tex] Commutative and associative properties

4) [tex]5\cdot x^{2}\cdot (11\cdot x-8)[/tex] Distributive property/Definition of subtraction/Result

Hence, we conclude that this polynomial can be factored by Greatest Common Factor.

Which is the same as 0.25?

Answers

1/4 is 0.25 as a fraction

Answer:

25/100

Decimal fractions always have a denominator based on a power of 10. ... Therefore, the decimal 0.5 is equivalent to 1/2 or 2/4, etc.

Step-by-step explanation:

i g00gled it

1.) A florist sells bouquets for $12.25 each. Amiyah
has $61.25 to spend. How many bouquets can she
afford?

Use x to represent the number of bouquets that
Amiyah can afford.

Equation: Choose one.
a) x + 12.25 = 61.25
b) x - 12.25 = 61.25
c) 12.25x= 61.25
d) 61.25x = 12.25
Solve. Show work

Giving 20 points please helpppp

Answers

Answer is c
61.25 divided by 12.25 is 5
So she has enough for 5 bouquets

Marta has a bucket of 12 colored ping pong balls, including 4 yellow, 6 orange, and 2 white. When reaching into the bucket, she expects to
select an orange ball 1/2 of the time.
After selecting a ball and replacing it, she repeats this process six times and records the results below

Answers

Answer: 6 blue

Step-by-step explanation: 36 divide by 6

Answer: A she did not perform enough trials

Step-by-step explanation:if marta wants her results to match her expectations she needs to perform more trials

7 1/2 divided by 3/4 please explain

Answers

Answer:

10 please mark brainliest if satisfied

Step-by-step explanation:

When Dividing fractions, use the reciprocal of 3/4

7 1/2 times 4/3 equals

10

Answer:

10

Step-by-step explanation:

You would do something called KCF Keep, Change, and Flip.

You would keep the 7 1/2 and change the divided sign to multiplying sign and flip the 3/4 so its a 4/3 and then multiply it.

15/6 times 4/3. 15 x 4 = 60

                           2x3=   6

so I can be 60/6 but you would simplify and 6 goes into 60  10 times. so 10 is you answer

Can somebody plz help answer these questions (only if u know them)
Thanks so much!! :D

WILL MARK BRAINLIEST WHOEVER ANSWERS FIRST:DD

Answers

Answer:

22=90 23=15 24=60 25=0.75 26=70 37=$0.58

Step-by-step explanation:

22. So, we can divide 360 kmh by 4 hours

so 360/4 =90

So 90 kmh in 1 hr

23

So, we can divide 3 packages by $15

so 15÷3 = $5

So $5 per package

24  So, we can divide 720 m by 12s

So, 720/12= 60

60 m in 1 s

25

So, we can divide $4.50 by 6

So, we get $0.75

26

So, we can divide 210 words by 3 min

So, 210÷3=70

70 words per minute

27

So, we can divide 23.20 by 40l

So, 23.20÷40 = 0.58

$0.58

DUE TODAY PLEASE SHOW WORK

Answers

Answer:

1/9yx

Step-by-step explanation:

32 beause you 14x3=42 then instead just subtract 10 and 10=1y

Find the slope represented in the table below

Answers

The answer is -6. Use the slope formula y2-y1/x2-x1

which of the following is a function ?​

Answers

Answer:

You didn;t give any choices??

Step-by-step explanation:

An art shop has 80 large boxes of markers and 34 small boxes of markers in stock. Each large box contains 48 markers and each small box contains 20 markers. Which equation could be used to find n, the total number of markers in stock?

Answers

Answer: n= 80 ×48+ 34×20

Step-by-step explanation:

Given: Number of large boxes = 80

Number of small boxes = 34

Number of markers in each large box = 48

Number of markers in each small box = 20

Total markers = (Number of large boxes)x (Number of markers in each large box) + (Number of small boxes) x (Number of markers in each small box)

Total number of markers = n (given)

Then, n= 80 ×48+ 34×20

Therefore , the equation could be used to find n, the total number of markers in stock: n= 80 ×48+ 34×20

Your friend really wants to buy the newest coolest cell phone which will cost him $310 he gets a job detailing cars and suvs and plans to save all the money he earns if he gets paid $60 to detail a car and $85 to detail an suv which of the following inequalities can be used to determine how many of each he must detail in order to earn at least $310

Answers

Answer:

[tex]60c + 85s \geqslant 310[/tex]

Step-by-step explanation:

He needs to earn at least $310 so $60 per car is 60c and $85 per SUV is 85s. So the answer is the third option.

The required inequality:

60x + 85y >= 310

What is inequality?

In mathematics, inequalities specify the connection between two non-equal numbers. Equal does not imply inequality. Typically, we use the "not equal sign ()" to indicate that two values are not equal. But several inequalities are utilized to compare the numbers, whether it is less than or higher than.

Given, a person gets paid $60 to detail a car and $85 to detail an SUV.

Let's assume he needs to detail x number of cars and y number of SUVs to earn at least $310.

Then, the amount earned by detailing x cars and y SUVs can be expressed as:

60x + 85y

According to the problem statement, he wants to earn at least $310, so we can write the inequality:

60x + 85y >= 310

This is the required inequality to determine the number of cars and SUVs he needs to detail in order to earn at least $310.

Learn more about inequalities here:

https://brainly.com/question/30231190

#SPJ5

Question down below.

Answers

I believe the answer is C.

Answer:

there equal

Step-by-step explanation:

Which inequality describes all the solutions to -5x + 6 < 2(-3 - x)? A. X > 4 B. x < 0 C. x < 4 D. X > -9​

Answers

Answer:

x>4

Step-by-step explanation:

-5x+6<2(-3-x)

-5x+6<-6-2x

-5x+6+2x<-6-2x+2x

-3x+6<-6

-3x<-12

Please help asap!!!

Answers

It is c because i got it right

X
Solve the following two equations. Show all of your
steps in the line paper provided. Be ready to share your
work!
Equation #1: y - 17 = 24
Equation #2: (2y - 4) =
– ) 12

Answers

Answer:

iffjfjfkfkfjfjtigkodgujjdjsjjsjssjcnkjjdjdjjf

Y-17=24
24+17=y
41=y

The second I’m confused

HELP PLEASE I WILL GIVE 60 POINTS AND MARK YOU BRAINLIEST
Smith’s Car Sales sells a certain car make for $1800 down and $450 a month. General Car Sales sells the same car for $2000 down and $405 a month. In how many months will the cost of the car at Smith’s Car Sales will be the same as in General? In how many months will Smith’s Car Sales will exceed the cost at General?
(Let m be the number of months)

Answers

Answer:

6 or 7 months

Step-by-step explanation:

Answer:

840

Step-by-step explanation:

A company donated $4,250 dollars to a school. There are 50 classes in the school. If each class receives the same amount of money to plan a field trip, how much money does each class receive

*Please show you work :)

Answers

Answer:

Each class receive $85.

Step-by-step explanation:

So what you will be doing is dividing $4,250 and the 50 classes.

Hope this helps or is right at least :)

A $125 item is discounted 28%. Find the amount of discount.

Answers

Answer:

$90

Step-by-step explanation:

125 x .28 is 35

125-35 is 90

Bike rental company A charges an initial fee of $8 plus $1.25 for every hour spent biking. Bike rental company B charges $2.75 for every hour spent biking. A biker finds that after h hours, the bike rental companies will cost the same.

Which equation represents this situation?

A. 2.75h=8−1.25h
B. 2.75h=8+1.25h
C. 2.75h+1.25h=8
D. 2.75h+8=1.25h

Answers

2.75h =8-1.25h is thus the one

what does bidmas/bodmas stand for???? CASLAN

Answers

Answer:

Bodmas stands for Brackets, Orders, Division, Multiplication, Addition, Subtraction

Step-by-step explanation:

Bidmas stands for Brackets, Indices, Division/Multiplication, Addition/Subtraction.

Answer:

BODMAS=

Brackets

Order

Divide

Multiply

Add

Subtract

Example:

(10 + 10) × 10 ÷ 10

20 × 10 ÷ 10

20 × 1

20 (ans)

In a fish tank, 50% of the fish are clown fish, 1/3 are angel fish and the rest are goldfish. There are 33 clown fish in the fish tank. (b) How many goldfish are there in the fish tank?

Answers

Answer:

11 gold fish

Step-by-step explanation:

We are told that

In a fish tank, 50% of the fish are clown fish and there are 33 clown fish in the fish tank.

Let the total number of fishes in the tank be = x

Hence,

50% of x = 33

50/100 × x = 33

50x/100 = 33

Cross Multiplying

50x = 33 × 100

x = 33 × 100/50

x = 66 fishes

Hence, the total number of fishes in the tank = 66 fishes

1/3 are angel fish

The number of angel fishes are

1/3 × 66 fishes = 22 angel fish

•The rest are goldfish. How many goldfish are there in the fish tank?

The number of gold fish is calculated as:

Total number of fishes -( Number of clown fish + Number of angel fish)

= 66 - (33 + 22)

= 66 - 55

= 11

Therefore, the number of gold fish is 11

Answer:

Step-by-step explanation:

1/33 because its 33 goldfish

answer this question please!

Answers

Answer:

The answer is D.

Step-by-step explanation:

To solve, simply take .5 and multiply it by the number of minutes since after 1 minute .5 mL will be released. Therefore, after 4 minutes the patient will have 2 mL, 4 after 8 minutes, and 6 after 12 minutes. The only table that matches this pattern is D, our answer.

What does the roller coaster gain as it goes down the hill?
A. Potential energy
B. kinetic energy
help plss

Answers

Answer:

kinetic

Step-by-step explanation:

it is using the energy

Answer: B. kinetic energy

Step-by-step explanation: i think this because kinetic energy is the spped of something for example a ball rolling down a hill is kinetic energy

Can you find the slope-intercept equation of each line and type the correct code? Please remember to type in ALL CAPS with no spaces.

Answers

Answer:

The answer for the code is CGIA

Step-by-step explanation:

The slope- intercept of each line is

First line,

y= x+ 2

Second line,

y = 2x +2

Third line,

y= -x +1

Fourth line,

y= -2x - 2

What is slope?

A line's slope is determined by how its y coordinate changes in relation to how its x coordinate changes. y and x are the net changes in the y and x coordinates, respectively. Therefore, it is possible to write the

change in y coordinate with respect to the change in x coordinate as,

m = Δy/Δx

where, m is the slope

Given:

First line,

slope intercept form

(y - 3)= 1(x-1)

y= x+ 2

Second line,

slope intercept form

(y - 2)= 2(x-0)

y = 2x +2

Third line,

slope intercept form

(y + 2)= (-1)(x - 3)

y= -x +1

Fourth line,

slope intercept form

(y + 2 )= -2(x-0)

y= -2x - 2

Learn more about slope here:

https://brainly.com/question/3605446

#SPJ5

is -8+(-9) a negative integer or positive ​

Answers

It is -17 so a negative integer

Answer:

Negative Integer

Step-by-step explanation:

-8 + (-9) can be rewritten as -8 - 9, which is -17.

Since -17 is a negative number, it is a negative integer

Hope this helps!

Other Questions
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On hearing the fire alarm, you should:Quickly and calmly evacuate to the nearest assembly area.Where there is anyone with mobility impairments, utilise the evacuation chair (if trained in its use) or escort them to a temporary refuge point i.e. stairwell or corridors protected by 30 minute fire doors and remain with them if appropriate.Members of staff: If you are near the tally board AND the visitor sign-in sheet, you must pick up both, check the rooms shown on the tally board as you exit and close all doors behind you. Note the location of anyone with mobility impairment who has been escorted to a temporary refuge point. If the tally board/visitor sign-in sheet has already been collected, go straight to the assembly area.If you have collected the tally board and visitor sign-in sheet and checked the rooms as you left the building, you must report with the tally board and visitor sign-in sheet to the companys Fire Warden without delay, informing him/her of the location of any one with mobility impairments waiting in a safe area.If you have looked for a tally board that you know is missing from its usual location, then report this to the companys Fire Warden.Fire wardens should assume their designated duties. Ensure all staff members and visitors/contractors are accounted for. 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