3(y+7)-5y=15

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Solution for 3(y+7)-5y=15 equation: 



3(y+7)-5y=15

We move all terms to the left:

3(y+7)-5y-(15)=0

We add all the numbers together, and all the variables

-5y+3(y+7)-15=0

We multiply parentheses

-5y+3y+21-15=0

We add all the numbers together, and all the variables

-2y+6=0

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

-2y=-6

y=-6/-2

y=+3

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