-3*(4-x)=12

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



-3(4-x)=12

We move all terms to the left:

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

We add all the numbers together, and all the variables

-3(-1x+4)-12=0

We multiply parentheses

3x-12-12=0

We add all the numbers together, and all the variables

3x-24=0

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

3x=24

x=24/3

x=8

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