90=(3x-15)

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Solution for 90=(3x-15) equation: 



90=(3x-15)

We move all terms to the left:

90-((3x-15))=0



We calculate terms in parentheses: -((3x-15)), so:

(3x-15)

We get rid of parentheses

3x-15

Back to the equation:

-(3x-15)



We get rid of parentheses

-3x+15+90=0

We add all the numbers together, and all the variables

-3x+105=0

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

-3x=-105

x=-105/-3

x=+35

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