3(y-7)-7y=-13

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Solution for 3(y-7)-7y=-13 equation: 



3(y-7)-7y=-13

We move all terms to the left:

3(y-7)-7y-(-13)=0

We add all the numbers together, and all the variables

-7y+3(y-7)+13=0

We multiply parentheses

-7y+3y-21+13=0

We add all the numbers together, and all the variables

-4y-8=0

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

-4y=8

y=8/-4

y=-2

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