20y-15+2y=13y-7

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Solution for 20y-15+2y=13y-7 equation: 



20y-15+2y=13y-7

We move all terms to the left:

20y-15+2y-(13y-7)=0

We add all the numbers together, and all the variables

22y-(13y-7)-15=0

We get rid of parentheses

22y-13y+7-15=0

We add all the numbers together, and all the variables

9y-8=0

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

9y=8

y=8/9

y=8/9

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