3(6x+12)=90

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Solution for 3(6x+12)=90 equation: 



3(6x+12)=90

We move all terms to the left:

3(6x+12)-(90)=0

We multiply parentheses

18x+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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