1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
sammy [17]
3 years ago
12

5(y-4)=7(2y+1) find the y

Mathematics
1 answer:
lozanna [386]3 years ago
6 0

Hi Brainiac

Distribute

(5)(y)+(5)(-4)=(7)(2y)+(7)(1)

5y-20=14y+7

Now we need to subtract 14y from both sides

5y-20-14y=14y+7-14y

-9y-20=7

Now add 20

-9y-20+20=7+20

-9y=27

Divide both sides by -9 to both sides so we can find the value for y

-9y/-9= 27/-9

y= -3


I hope that's help:0


Good night

You might be interested in
Estimate the amount of gas left in this cars gas tank with a fraction
Rufina [12.5K]
It looks a little less than 1/2 or 4/8, so probably 3/8 of the gas is left.
3 0
3 years ago
Becky is planning a 2 100-mile trip to St. Louis to visit a college. Her car averages 30 miles per gallon
GaryK [48]

Answer:

70

Step-by-step explanation:

3 0
2 years ago
Dog's video shop rent games for 3 games for $9.99. What is
forsale [732]

Answer:$43.29

Step-by-step explanation:

3 0
3 years ago
Read 2 more answers
The mean of x y and z is 20. find the mean of x-5 y+4 z-5
Dafna11 [192]

Answer:

18

Step-by-step explanation:

Sum of x, y and z = 20 × 3

                             = 60

x-5+y+4+z-5 = 60-5+4-5

                    = 54

Mean of x-5, y+4 and z-5

= 54 ÷ 3

= 18

7 0
2 years ago
Louise is walking 12 miles to raise funds for a local cause. If she has completed
jok3333 [9.3K]

12 x 3/4 = 36/4 = 9

 she has walked 9 miles

4 0
3 years ago
Other questions:
  • I am redesigning a rectangular prism in geometry where I have to minimize the surface area while maintaining the same volume. I
    15·1 answer
  • The percentage of body fat of a random sample of 36 men aged 20 to 29 found a sample mean of 14.42. Find a 95% confidence interv
    7·1 answer
  • Samantha is buying carpet for her family​ room, which is 10 yards by 13 yards. the carpeting is sold in square meters. how many
    9·1 answer
  • William works at a nearby electronics store. He makes a commission of %6, percent on everything he sells. If he sells a computer
    6·2 answers
  • The angles in a triangle are such that one angle is 120 degrees more than the smallest angle, while the third angle is 3 times a
    8·1 answer
  • which expression is equivalent to the product 2x(x+2) (x-3)? A. 12x to the third - 12x ) B. 2x to the third - 4x squared - 6) C.
    10·1 answer
  • I need help someone PLZZZ HELP ME
    7·1 answer
  • How do you get the aswer to 38.6×45.0​
    8·2 answers
  • A round cake has a diameter of 30 cm. What is the circumference of the<br> cake?
    11·2 answers
  • I had two oranges, Bernice took two, how many do I have left?​
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!