90=56+(3x+7)

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Solution for 90=56+(3x+7) equation: 



90=56+(3x+7)

We move all terms to the left:

90-(56+(3x+7))=0



We calculate terms in parentheses: -(56+(3x+7)), so:

56+(3x+7)

determiningTheFunctionDomain
(3x+7)+56

We get rid of parentheses

3x+7+56

We add all the numbers together, and all the variables

3x+63

Back to the equation:

-(3x+63)



We get rid of parentheses

-3x-63+90=0

We add all the numbers together, and all the variables

-3x+27=0

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

-3x=-27

x=-27/-3

x=+9

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