12-3(2x+8)=18

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Solution for 12-3(2x+8)=18 equation: 



12-3(2x+8)=18

We move all terms to the left:

12-3(2x+8)-(18)=0

We add all the numbers together, and all the variables

-3(2x+8)-6=0

We multiply parentheses

-6x-24-6=0

We add all the numbers together, and all the variables

-6x-30=0

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

-6x=30

x=30/-6

x=-5

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