4x+90=3(x-12)

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Solution for 4x+90=3(x-12) equation: 



4x+90=3(x-12)

We move all terms to the left:

4x+90-(3(x-12))=0



We calculate terms in parentheses: -(3(x-12)), so:

3(x-12)

We multiply parentheses

3x-36

Back to the equation:

-(3x-36)



We get rid of parentheses

4x-3x+36+90=0

We add all the numbers together, and all the variables

x+126=0

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

x=-126

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