4x-12=2(-x)

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



4x-12=2(-x)

We move all terms to the left:

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

We add all the numbers together, and all the variables

4x-(2(-1x))-12=0



We calculate terms in parentheses: -(2(-1x)), so:

2(-1x)

We multiply parentheses

-2x

Back to the equation:

-(-2x)



We get rid of parentheses

4x+2x-12=0

We add all the numbers together, and all the variables

6x-12=0

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

6x=12

x=12/6

x=2

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