I need help to please

I Need Help To Please

Answers

Answer 1
Since y=7x we can replace the y in the second equation with 7x

-5x+14x=9

x=1

Now plug in to get 7 for y, since 7x=y


Answer: x=1, y=7

Related Questions

PLEASE HELP ME WITH MY MATH IT WILL SAVE 1 BOB

Answers

Answer:

20...i think...I tried to save BOB :(

Step-by-step explanation:

Its 22 probably <3

R.i.p BOB

Jennifer has a 47° angle and needs to draw another angle that is supplementary to it. What should the measure of the second angle be?

Answers

If supplementary angles add up to 180 degrees, you need to subtract 47 degrees from 180.

180-47=133 degrees

Hope this helps!! :)

Help please ASAP thanks!!

Answers

Answer:

the awnser is a, the y is multiplied by -3

umm hi I have a question Susan brought a dozen cartons for $ 18.50 she will also have to a sails tax of 6% what is the total cost of the carnations​

Answers

Answer:

A=$1.11

B=$19.61

Step-by-step explanation:

Convert 6% to decimal so move the decimal 2 places to the left so you get 0.06. You multiply 0.06 by 18.50 and you get 1.11.(Step A)

Then you add 18.50 to 1.11 to get $19.61.

Hope this helps! <3

Answer:

106/100x18.50=1961

Step-by-step explanation:

brainleist

Malik draws quadrilateral STUV in the coordinate plane with vertices at $(-5, -4), T-4-1). U(-1,0), and
V(-3,-3). Then Malik reflects quadrilateral STUV across the y-axis to form quadrilateral STUV. What are
the coordinates of the vertices of quadrilateral STUV?

umm help please

Answers

Answer:

a) The new quadrilateral points are

S¹(5 ,-4) ,T¹(4,-1), U¹(1,0), V¹( 3 ,-3)

Step-by-step explanation:

Explanation:-

Malik draws quadrilateral STUV in the coordinate plane with vertices at $(-5, -4), T-4-1). U(-1,0) , V(-3,-3)

Malik reflects quadrilateral STUV across the y-axis then the transformed to

( x, y) → (-x ,y)

a) S(-5,-4)→S¹(-(-5) , -4)

S((-5,-4)→S¹(5 ,-4)

b) T(-4,-1)→ T¹(-(-4) ,-1)

   T(-4,-1)→ T¹(4,-1)

c) U(-1,0) → U¹(-(-1),0)

  U(-1,0) → U¹(1,0)

d) V(-3,-3)→ V¹( -(-3) ,-3)

   V(-3,-3)→ V¹( 3 ,-3)

final answer:-

The new quadrilateral points are

S¹(5 ,-4) ,T¹(4,-1), U¹(1,0), V¹( 3 ,-3)

 

One side of a rectangle is 3 yards longer than twice the length of another side. If the perimeter is 27 yards, what is the length of the longer side

Answers

Answer:

10 yards

Step-by-step explanation:

;)

The required length of the longer side is 10 yards.

What is the perimeter?

Perimeter, is the measure of the figure on its circumference.

Here,
Let's assume that the length of one side of the rectangle is x yards. According to the problem, the other side of the rectangle is 3 yards longer than twice the length of this side. So, the length of the other side can be expressed as 2x + 3 yards.

The perimeter of a rectangle is the sum of the lengths of all its sides. So, we can write an equation to represent the problem:

Perimeter = 2 × length + 2 × width

Substituting the expressions for length and width, we get:

27 = 2(x) + 2(2x + 3)

27 = 2x + 4x + 6

27 = 6x + 6

21 = 6x

x = 3.5

So, the length of one side of the rectangle is 3.5 yards. The other side of the rectangle is 2(3.5) + 3 = 10 yards.

Therefore, the length of the longer side is 10 yards.

Learn more about perimeter here:

brainly.com/question/6465134

#SPJ2

The polygons below are similar... please help I will mark you brainliest thank youuuu

Answers

Answer:

y=27 and x=9

Step-by-step explanation:

the ratio is 4 to 3

What is the answer to 2/5 ÷ 2/3 in simplest form

Answers

x=answer..

2/5÷2/3=

convert last fraction value around:

2/3=3/2

convert ÷ into ×:

2/5×3/2

multiply up to down:

2x3=6

5x2=10

6/10

Simpifly the fraction term:

6/10=3/5

x=3/5

Select the correct answer.
1-
What is the sum of the first 10 terms of this geometric series? Use
Sn=
6,144 + 3,072 + 1,536 + 768 + ...
OA. 11,520
OB
12,276
OC. 23,040
OD. 24,550

Answers

Answer:

B

Step-by-step explanation:

The sum to n terms of a geometric series is

[tex]S_{n}[/tex] = [tex]\frac{a(1-r^{n}) }{1-r}[/tex]

where a is the first term and r the common ratio

Here a = 6144 and r = [tex]\frac{a_{2} }{a_{1} }[/tex] = [tex]\frac{3072}{6144}[/tex] = [tex]\frac{1}{2}[/tex] , then

[tex]S_{10}[/tex] = [tex]\frac{6144(1-(\frac{1}{2}) ^{10}) }{1-\frac{1}{2} }[/tex]

     = [tex]\frac{6144(1-\frac{1}{1024}) }{\frac{1}{2} }[/tex]

     = 12288(1 - [tex]\frac{1}{1024}[/tex] ) ← distribute

     = 12288 - 12

     = 12276 → B

Answer:

B. 12,276

Step-by-step explanation:

What is:
7y + 2 < 5y + 12

Answers

Answer: y<5

Step-by-step explanation:

First you will subtract 5y by both sides

2y+2 < 12

now subtract 2 from both sides

2y < 10

simplify

1y<5

Unit 5 Hw 5 all things algebra 2014 bottom questions

Answers

Answer:

I don't get it

Step-by-step explanation:

calculate the length between b to two decimal places

Answers

The answer is c. ...

In the graph y = x

When x = 0

y =

Answers

Answer:

x=0, y= 0

Step-by-step explanation:

WILL GIVE BRAINLIST
The polygons below are smlar, find the vdue of x. N 30 24 32 25 X+4. pe your answer...

Answers

Answer:

11

Step-by-step explanation:

If they are similar the ratios of lengths are the same.

30:24 = (x+4):12

2(x+4):24

2(x+4)=30

x+4=15

x=11

5. Investiga las fechas de los siguientes acontecimentos que tipo de numeros enteros
utizarias para representar los años?

a.Nacimiento de Arquimedes.

c.Hundimiento del Titanic

e.Premio Nobel de literatura a Pablo Neruda.

g.Nacimiento de Jesus.

b. Batalla de Rancagua.

d. Combate naval de Iquique

f. Nacimiento de Pitagoras.

Answers

Answer:

whsdf

Step-by-step explanation:

dsaf

What is the slope of this graph ?​

Answers

Answer:

m=1= slope

Step-by-step explanation:

here u do rise/ run

and the dots there are helping you to make it

you need to join them by doing rise over run

you go 3 to the right from the dot at the bottom and 3 up

which is 3/3 that equals to 1

if this is not right, please tell me

if it right then your welcome

A train is traveling at a constant speed and go 7.5 km in six minutes how far does it travel in 100 minutes

Answers

Answer:

125 km in 100 minutes

Step-by-step explanation:

In order to solve this problem, you have to divide 7.5 by six to find out how fast it goes per minute. BY doing this you are left with 1.25. You then multiply 1.25 by 100 to find out how far it goes in 100 minutes.

Hope this helped :)

help me help me please

Answers

Answer:

a = B

b = E

c = D

d = A

e = C

Step-by-step explanation:

Answer:

you are a very st*pid very f**cking girl d*mb*ss kid

Step-by- step explanation:

this is the question ^^ help

Answers

Its 4v^2. I took the same thing and that’s what I had

PLEASE ANSWER ASAP !!!!

Answers

Answer:

The awnser is 7/4!!!!!!!!

There is a trick to this. Remember that it’s run (x) over jump (y).

So in this instance, you find where the line connects with the corner of a blue square. (-1, -3) is one. Now find the second one. Which is (3, 4)

Now find the space between those two corners. 7/4

see if you can answer this brainbop72

Answers

Answer:

24,456 is 2

3 is whatever u say

and 1 is 641,086 divided my 41,616

Find the mean,median,and mode of the data

Answers

Answer:

B) mean: 79.7 median: 81 mode: 84

To attend the University of Houston Main Campus, the bank agrees to give you $35,000 loan with a 2%
simple interest rate for 8 years.
How much will you owe back to the bank?
You have 15 years to payback the loan. How much will your monthly payments?

Answers

Answer:

The answer is

$ 225.23 monthly payments.

is plane A or B faster

Answers

Answer:

The slope of the graph of plane A is 430, its speed is 430 miles per hour.

The slope of the graph of plane B is 460, its speed is 460 miles per hour.

Plane B is flying faster.

Step-by-step explanation:

The speed of the airplane is the slope of the function, that is, change in distance by change in time. From table, we notice that curve is a first order polynomial, also known that linear function:

Plane A

The slope of the graph of plane A is 430, its speed is 430 miles per hour.

Plane B

The slope of the graph of plane B is:

[tex]v = \frac{1840\,mi-460\,mi}{4\,h-1\,h}[/tex]

[tex]v = 460\,\frac{mi}{h}[/tex]

The slope of the graph of plane B is 460, its speed is 460 miles per hour.

Therefore, plane B is flying faster.

what is x/4 - 3 = 8 ​

Answers

Answer

x = 44

Step-by-step explanation:

[tex]\frac{x}{4} -3=8\\\frac{x}{4}-3+3=8+3\\\frac{x}{4}=11\\\frac{x}{4} *4=11*4\\[/tex]

x=44

hope it's helpful

THANK YOU.

Hi guys can you answer my math questions​

Answers

Answer:

This is your answer .

Have a good day ..

Answer:

a)3 b)6 c)2 d)8 e)9 f)10

look at the first one in a, the denomenator is 2. to make the denomentator 6 you have to multiply it with 3, since you cant change the denomentor without changing the numerator you also multiply it with 3.

Step-by-step explanation: look at the first one in a, the denomentor is 2, to make it 6 you have to multiply it with 3, since you cant change the denomenator without changing the numerator you have to also multiply with 3. repeat with the others. good luck

9 out of the 10 people in a company meeting were managers. What percentage of the
meeting attendees were managers?

Answers

Answer:

90%

Step-by-step explanation:

Hope this helped!

gita took a total of 6 quizzes over the course of 3 weeks.
After attending 4 weeks of school this quarter, how many quizzes will gita have taken in total?

Assume the relationship is directly proportional

display the proportion to solve

Answers

Answer:

8 quizzes

Step-by-step explanation:

Answer:

8

Step-by-step explanation:

A bear loves visiting his friend, the piglet. The distance between their houses is 300m, and the bear always walks from his house to the piglet's house in exactly the same amount of time. But today, the bear stops at a beehive after walking 1/4 of the distance. He eats honey for 2.5 minutes and then continues to the piglet's house at a speed 15 m/min faster than usual. The total journey to the piglet's house takes the exact same amount of time as it usually does, when the bear does not stop for honey. How long does the journey take?

Answers

Answer:

10 min.

Step-by-step explanation:

Remember d = rt

The distance from bear's house to beehive = 75m and 225m = distance from beehive to piglet's house

Let r = normal rate of speed

The normal time is 300/r without stopping

75/r = time from bear's house to beehive

225/(r + 15) = time from beehive to piglet's house

So, time from beehive to piglet's house + time at beehive + time from bear's house to beehive = normal time without stopping

225/(r + 15) + 2.5 + 75/r = 300/r

225r + 2.5r(r + 15) + 75(r + 15) = 300(r + 15)

225r + 2.5r^2 + 37.5r + 75r + 1125 = 300r + 4500 Let's remove the deceimal by multiplying thru by 10

2250r + 25r^2 + 375r + 750r + 11250 = 3000r + 45000

25r^2 + 3375r + 11250 =  3000r + 45000

25r^2 + 375r - 33750 = 0

25(r^2 + 15r - 1350) = 0

25(r - 30 )(r + 45) = 0

r = 30 or -45     But, the rate cannot be negative, therefore r = 30

The journey takes 300/30 = 10 min.

By solving a system of equations, we will see that the journey takes 10 minutes.

How long does the journey take?

Let's define the variables:

S = usual speed of the bear.T = time in which the bear travels the total distance.

We have that usually, the bear travels 300 meters in the time T, then we have:

S*T = 300m.

And in this situation, the bear also travels in the same time T, then we have:

First, the bear walks 1/4 of the distance, this is:

S*T/4

Then the bear stops for 2.5 minutes

Then the bear walks at 15m/min faster than usual for a time t..

S*T/4 + (S + 15 m/min)*t = 300m

Such that:

t + T/4 + 2.5 min = T.

Then we can write:

t = T - T/4 - 2.5 min = (3/4)*T - 2.5 min

Replacing that we get:

S*T/4 + (S + 15 m/min)*( (3/4)*T - 2.5 min) = 300m

Then we have a system of equations:

S*T = 300m.

S*T/4 + (S + 15 m/min)*( (3/4)*T - 2.5 min) = 300m

To solve this, we isolate one of the variables in one of the equations, I will isolate S in the first one:

S = 300m/T

Now we can replace this in the other equation:

(300m/T)*T/4 + (300m/T + 15 m/min)*( (3/4)*T - 2.5 min) = 300m

300m/4 +  (300m/T + 15 m/min)*( (3/4)*T - 2.5 min) = 300m

Now we can solve this for T.

75m + 225m + (11.25 m/min)*T - (750m/min)/T - 37.5m = 300m

(11.25 m/min)*T - (750m/min)/T - 37.5m = 0m

If we multiply both sides by T, we get:

(11.25 m/min)*T^2 - (750m/min) - 37.5m*T = 0m

This is a quadratic equation, the solutions are given by:

[tex]T = \frac{37.5m \pm \sqrt{(-37.5m)^2 - 4*(11.25 m/min) (-750m/min)} }{2*(11.25 m/min)} \\\\T = (37.5m \pm 187.5m)/( 22.5 m/min)[/tex]

We only care for the positive solution, which is:

T = (37.5 m + 187.5m)/(22.5 m/min) = 10 min

So the journey takes 10 minutes.

If you want to learn more about systems of equations, you can read:

https://brainly.com/question/13729904

7th-grade work - Eric had a 25% discount on lacrosse equipment. The selling price was $127.50. What was the original price?

Answers

Answer:

$170 was the original price.

Step-by-step explanation:

$42.5 is 25% of $170, and $170-$42.5 is $127.5

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