(20=7y+2-y)

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



(20=7y+2-y)

We move all terms to the left:

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

We add all the numbers together, and all the variables

(20-(6y+2))=0



We calculate terms in parentheses: +(20-(6y+2)), so:

20-(6y+2)

determiningTheFunctionDomain
-(6y+2)+20

We get rid of parentheses

-6y-2+20

We add all the numbers together, and all the variables

-6y+18

Back to the equation:

+(-6y+18)



We get rid of parentheses

-6y+18=0

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

-6y=-18

y=-18/-6

y=+3

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