2y=-20+7y

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



2y=-20+7y

We move all terms to the left:

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

We add all the numbers together, and all the variables

2y-(7y-20)=0

We get rid of parentheses

2y-7y+20=0

We add all the numbers together, and all the variables

-5y+20=0

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

-5y=-20

y=-20/-5

y=+4

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