-3=3(x+18)

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



-3=3(x+18)

We move all terms to the left:

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



We calculate terms in parentheses: -(3(x+18)), so:

3(x+18)

We multiply parentheses

3x+54

Back to the equation:

-(3x+54)



We get rid of parentheses

-3x-54-3=0

We add all the numbers together, and all the variables

-3x-57=0

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

-3x=57

x=57/-3

x=-19

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