2x+18=3(x-1)=90

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Solution for 2x+18=3(x-1)=90 equation: 



2x+18=3(x-1)=90

We move all terms to the left:

2x+18-(3(x-1))=0



We calculate terms in parentheses: -(3(x-1)), so:

3(x-1)

We multiply parentheses

3x-3

Back to the equation:

-(3x-3)



We get rid of parentheses

2x-3x+3+18=0

We add all the numbers together, and all the variables

-1x+21=0

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

-x=-21

x=-21/-1

x=+21

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