20=7y+(2+2y)

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Solution for 20=7y+(2+2y) equation: 



20=7y+(2+2y)

We move all terms to the left:

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

We add all the numbers together, and all the variables

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



We calculate terms in parentheses: -(7y+(2y+2)), so:

7y+(2y+2)

We get rid of parentheses

7y+2y+2

We add all the numbers together, and all the variables

9y+2

Back to the equation:

-(9y+2)



We get rid of parentheses

-9y-2+20=0

We add all the numbers together, and all the variables

-9y+18=0

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

-9y=-18

y=-18/-9

y=+2

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