-3(x+12)=2x+4x

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Solution for -3(x+12)=2x+4x equation: 



-3(x+12)=2x+4x

We move all terms to the left:

-3(x+12)-(2x+4x)=0

We add all the numbers together, and all the variables

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

We multiply parentheses

-3x-(+6x)-36=0

We get rid of parentheses

-3x-6x-36=0

We add all the numbers together, and all the variables

-9x-36=0

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

-9x=36

x=36/-9

x=-4

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