90-9x=(9x+9)+27

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Solution for 90-9x=(9x+9)+27 equation: 



90-9x=(9x+9)+27

We move all terms to the left:

90-9x-((9x+9)+27)=0



We calculate terms in parentheses: -((9x+9)+27), so:

(9x+9)+27

We get rid of parentheses

9x+9+27

We add all the numbers together, and all the variables

9x+36

Back to the equation:

-(9x+36)



We get rid of parentheses

-9x-9x-36+90=0

We add all the numbers together, and all the variables

-18x+54=0

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

-18x=-54

x=-54/-18

x=+3

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