20=5-(y+7)

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Solution for 20=5-(y+7) equation: 



20=5-(y+7)

We move all terms to the left:

20-(5-(y+7))=0



We calculate terms in parentheses: -(5-(y+7)), so:

5-(y+7)

determiningTheFunctionDomain
-(y+7)+5

We get rid of parentheses

-y-7+5

We add all the numbers together, and all the variables

-1y-2

Back to the equation:

-(-1y-2)



We get rid of parentheses

1y+2+20=0

We add all the numbers together, and all the variables

y+22=0

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

y=-22

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