15y=40+7y

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Solution for 15y=40+7y equation: 



15y=40+7y

We move all terms to the left:

15y-(40+7y)=0

We add all the numbers together, and all the variables

15y-(7y+40)=0

We get rid of parentheses

15y-7y-40=0

We add all the numbers together, and all the variables

8y-40=0

We move all terms containing y to the left, all other terms to the right

8y=40

y=40/8

y=5

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