Plz, Help me with this question.

Plz, Help Me With This Question.

Answers

Answer 1

Answer:

first option

Step-by-step explanation:

Given

area = 15x - 9 ← factor out 3 from each term

       = 3(5x - 3)

Thus the dimensions are 3 by (5x - 3)

Answer 2
The answer is the first option. When u take three out of the dimensions it gives you (5x-3)

Related Questions

could you answer this question cause i need it for math

Answers

Step-by-step explanation:

5p/7-18=-43

5p/7=-43+18

5p/7=-25

5p=-25×7

5p=-175

p=-175/5

p=-35

not sure lol

Answer:

5p/7 = -43+18

5p/7 = -25

5p= -25*7

p = -35

Step-by-step explanation:

Chris's age is 17 more than one-fourth of Brian's age. How old is Chris if Brian is 27?

Answers

Answer:

23.75

Step-by-step explanation:

Given that:

Brian's age = 27

Age of Chris is 17 more than one - fourth of Brian's age.

To find:

Age of Chris = ?

Solution:

Let age of Chris = [tex]x[/tex]

One - fourth of Brian's age =  [tex]\frac{27}{4}[/tex]

17 more than One - fourth of Brian's age = [tex]\frac{27}{4}[/tex] + 17

Therefore, we can write the equation as per question statement:

[tex]x = \frac{27}{4} + 17\\\Rightarrow x = 6.75+17\\\Rightarrow \bold{x = 23.75}[/tex]

Therefore, Chris is 23.75 years old if Brian is 27.

I am thinking of a number, let's call it x . If I increase twice my number by 5, the result is the same as if I triple my number and subtract 1. Use the 4-step process to write and solve an equation to find my number. Make sure to answer in a sentence.

Answers

Answer: 6

Step-by-step explanation:

Let the number be x

If I increase twice my number by 5, the result is the same as if I triple my number and subtract 1. This can be formed into an equation as:

(2 × x) + 5 = (3 × x) - 1

2x + 5 = 3x - 1

5 + 1 = 3x - 2x

x = 6

The number you are thinking of is 6

helpmepleasethankyou:)

Answers

Answer:

Step-by-step explanation:

If we take 1 cup of Original purple paint,

Ratio of blue and red paint = 2 : 3

Quantity of blue paint in 1 cup of the mixture = [tex]\frac{2\times (1)}{(2+3)}[/tex] = 0.4 cups

Similarly, ratio of blue and red paint in the New purple paint = 5 : 7

If we take 1 cup of New purple paint,

Amount of blue paint in 1 cup = [tex]\frac{5\times 1}{(5+7)}[/tex] = 0.42 cups

Therefore, shade of both the mixtures will not be same.

Since, blue color is more in quantity in New purple paint, it will be more blue than Original purple paint.

find a range of values for x ​

Answers

Answer:

22

Step-by-step explanation:

Work out the value of x.
4X - 57
3x + 25
3x + 15
2x - 3
4x
The diagram is not drawn to scale

Answers

4x - 57 + 3x + 25 + 2x - 3 + 4x + 3x + 15 = 540
16x - 20 = 540
16x = 560
x = 35

hope this helped

Three ballet dancers are positioned on stage. Greta is straight behind Bryan and directly left of Alice. If Bryan and Greta are 12 meters apart, and Alice and Bryan are 13 meters apart, what is the distance between Greta and Alice?

Answers

Answer:

12

Step-by-step explanation:

Which reason is missing in step 2?
CPCTC
definition of supplementary angles
triangle parts relationship theorem
O triangle angle sum theorem

Answers

ΔHKJ and ΔLNP are similar triangle due to equal pair of corresponding angles .

What are Similar Triangles?

Similar triangles are defined as two triangles with the same shape, equal pair of corresponding angles, and the same ratio of the corresponding sides.

Given,

m∠H = 30°

m∠J=50°

m∠P=50°

m∠N=100°

In triangle ΔHKJ

m∠H = 30°

m∠J=50°

m∠K= 180°- (m∠H+m∠J) = 180°-(30°+50°)

m∠K= 100°

In ΔHKJ and ΔLNP,

m∠J = m∠P= 50°

m∠K= m∠N= 100°

According to Angle-Angle (AA) rule, two triangles are said to be similar if two angles in one particular triangle are equal to two angles of another triangle.

Thus, ΔHKJ and ΔLNP are similar triangle due to equal pair of corresponding angles.

Hence, ΔHKJ ~ ΔLNP

learn more about similar triangle

https://brainly.com/question/25882965

Find the equation of a line given 2 coordinates (5, 5) and (-2, -2)

if you could write the equation and show work that would be great!! whoever answers and is correct i WILL mark brainliest :)

Answers

Answer:

y=x

Step-by-step explanation:

using slope intercept form and slope formula so y=x

Answer:

y=mx+c

x co-ordinates is 5 & -2

y co-ordinates is 5 & -2

m is the gradient so you have to do change in y over change in x (basically the difference in the y axis )

so change in y : (-2)-5 = -7

change in x: (-2)-5= -7

so divide this and you get 1 which is m

Now the equation is y= 1x+C but x=1 theoretically

therefore all you do now is substitute the values onto the equation to find C. ALWAYS USE THE SAME SET OF COORDINATES.

5=1(5)+ C

5=5+C

C= 0

equation is y=x

Step-by-step explanation:

Find the inverse function of f(x)=15x-1

Answers

Answer:

f'(x) = (x + 1)/15

Step-by-step explanation:

f(x) = 15x -1,

Think of the term "f(x)" as a single variable, then solve for the term "x", manipulate the equation like how one would manipulate a literal equation, by inverse operations.

f(x) = 15x - 1

+1            +1

f(x) + 1 = 15x

/15         /15

(f(x) + 1)/15 = x

This means that (denote in the way one would denote an inverse of a function);

f'(x) = (x + 1)/15

f(n) = n^3– 2n
g(n)= 2n + 2
Find (f •g)(n)

Answers

Answer:

[tex]\boxed{(f~.~g)(x) = 2n^4 + 2n^3 - 4n^2 -4n}[/tex]

.

Step-by-step explanation:

We know that

[tex]f(n) = n^3 - 2n[/tex]

[tex]g(n) = 2n + 2[/tex]

.

So

[tex](f~.~g)(x) = f(n)~.~g(n)[/tex]

[tex](f~.~g)(x) = (n^3-2n)(2n + 2)[/tex]

[tex](f~.~g)(x) = n^3(2n + 2) - 2n(2n + 2)[/tex]

[tex](f~.~g)(x) = 2n^4 + 2n^3 - 4n^2 -4n[/tex]

Answer:

2jj2j wnqj qkwk abaia aow w wka a9w wjw a8uaaia sks sis s8siwobsisi shkahza a

Step-by-step explanation:

bs ak la ya s dyua youa au ab fusn aigska

an underground mine elevator descends 12% of the total depth every minute. the total depth of the elevator is 75 meters below the ground. How many meters below the ground is the elevator after 2 mins

a. -18 meters
b. -9 meters
c. -4.5 meters
d. -22.5​

Answers

the answer is d 22.5.

what is the slope of this line? please please help me​

Answers

Answer:

its 0 slope

Step-by-step explanation:

The slope is 0 i Hope this helps

ok so tomorrow i have exams omg haha im so scareddd!!!!!

Answers

hopefully yu pass !

Answer:

Best of luck! I hope your exam goes well!!!

Please answer this question.

Answers

Answer:

C) 78

Step-by-step explanation:

its technically 77.5714... but rounds to 78, hope that helps

Answer:

It is 78 because when placed in numerical order it is in the middle

PLZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZ HELPPPPPPPPPPPPPPPPPP

Your Explanation:

Answers

Answer:

No because if you set them equivelent to each other you get 12=0

Step-by-step explanation:

1/4(12x + 24) - 9x = -6(x + 1)

3x + 6 - 9x = -6x - 6

-6x + 6 = -6x - 6

12 = 0x

I hope this helps

Erica sells magazine subscriptions and makes a flat rate of $5.35 for each subscription she sells. If Erica made $42.80 on Monday, $64.20 on Tuesday and $74.90 on Wednesday, how many subscriptions did she sell in the three days

Answers

to find the number of subscribtion sold we divide the money she made by the price of subscription

monday:

42.80/5.35=8 subscriptions sold

tuesday:

64.20/5.35=12 subscriptions sold

wednesday:

74.90/5.35=14 subscriptions sold

8+12+14=34 subscriptions sold in 3 days

Answer:

34 subscriptions she sold

Im really confused bc ive tried everything and i cant figure this out

-3 7/10 = -3/-4y
its a rational equation

Answers

Answer:

y = - [tex]\frac{15}{74}[/tex]

Step-by-step explanation:

Given

- 3 [tex]\frac{7}{10}[/tex] = [tex]\frac{-3}{-4}[/tex] y = [tex]\frac{3}{4}[/tex] y ( change the mixed number to an improper fraction )

- [tex]\frac{37}{10}[/tex] = [tex]\frac{3}{4}[/tex] y

Multiply through by 20 ( the LCM of 10 and 4 )

- 74 = 15y ( divide both sides by 15 )

- [tex]\frac{74}{15}[/tex] = y

Circle theorems maths... Please help me!

Answers

Answer:

m = n = 14°

Step-by-step explanation:

The angle at the centre is twice the angle at the circumference subtended on the same arc.

angle at circumference = 0.5 × 98° = 49°, then

35° + m = 49° ( subtract 35° from both sides )

m = 14°

Angles subtended on the same arc are congruent.

m and n are 2 such angles, thus

n = m = 14°

Part C Whose puppy weighed the most when the person got it? How much did it weigh?​

Answers

Answer:

Olivia's puppy, it weighed 5 pounds.

Step-by-step explanation:

Answer:

Olivia's puppy and the amount of pounds the puppy gained is 5 pounds

Step-by-step explanation:

The product of 15 and a number x is −75.

Answers

Answer:

the solution is in the figure

the number is -5

plzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz helppppppppppppppppppppppppppppppppp

1. Write an equivalent expression in standard form, and collect like terms(Combining like terms)


2. Express the answer from Part A as an equivalent expression in factored form.

Answers

Answer:

4x-10y

Step-by-step explanation:

Look at the pic...

Answer:

4x + 2y

Step-by-step explanation:

1. 4x - 3(x - 2y) + 1/2(6x - 8y)

4x - 3x + 6y + 3x - 4y

4x + 2y

2. 4x - 3(x - 2y) + (1/2)(6x - 8y) =

4x - 3x + 6y  + 3x - 4y =

4x + y(6 - 4) = 4x + 2y = 2(2x + y)

I hope this helps

A man is trying to fit a washing machine into a corner of a four-sided room. He knows that all the walls are perfectly straight, but he is not sure if the corner is an exact right angle. If the other three corners are all 90° angles, what is the measure of the missing corner?

Answers

I believe that it is just a square room, either that or he isn’t good at measuring

The following is a list of heights for 6 six-year-olds.

50 inches, 47 inches, 36 inches, 42 inches, 47 inches, 45 inches

The median height for these children is 46 inches.

What would happen to the median height if the 50-inch measurement was changed to 47 inches?

A. The median would increase.
B. The median would decrease.
C. The median would stay the same.
D. The median would decrease, then increase.

Answers

Answer:

option b the median would decrease

What is the value of b?

Answers

Answer:

128

Step-by-step explanation:

Add the two numbers then subtract from 360

First you add 150 and 82. Than subtract by 360.

Can anybody help with this?

Answers

Answer:

12

Step-by-step explanation:

Because < this means less than. So therefore 5 is less than 12

The blue and orange lines represent a system. Use the sliders to manipulate the orange line to determine which equations would create a system that has no solution. Check all that apply. Hint: Convert to slope-intercept form.
2x + y = –5
y – 3 = 2x
x + y = –2
–2x = y
2x = 4 – y

Answers

Answer:

A) 2x + y = -5

D) -2x = y

E) 2d = 4 - y

Step-by-step explanation:

Answer:

The answers you are looking for is.... A) 2x + y = -5

D) -2x = y

E) 2d = 4 - y

Step-by-step explanation:

-4x -2y = -12
4x + 8y = -24

Answers

x= 6 and y= -6

Step-by-step explanation:

Answer:

x = 6, y = -6

Step-by-step explanation:

After adding the equations together, the 4x and -4x cancel each other out. This makes our new equation:

6y = -36

Divide both sides by 6

y = -6

Plug -6 into y in one of the equations

4x + 8y = -24   =

4x + 8(-6) = -24   =

4x - 48 = -24

Add 48 to both sides

4x = 24

Divide both sides by 4

x = 6

(-3f+9)-(2-6f) what’s the answer

Answers

Answer:

jhi

Step-by-step explanation:

Answer:

3f+7

Step-by-step explanation:

In a sale the price of a sofa is reduced by 70%. The price is £255 Work out the price before the sale

Answers

Answer:

850

Step-by-step explanation:

850*0.3=255

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