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4x+4x-4=-2(-4-x)
We move all terms to the left:
4x+4x-4-(-2(-4-x))=0
We add all the numbers together, and all the variables
4x+4x-(-2(-1x-4))-4=0
We add all the numbers together, and all the variables
8x-(-2(-1x-4))-4=0
We calculate terms in parentheses: -(-2(-1x-4)), so:We get rid of parentheses
-2(-1x-4)
We multiply parentheses
2x+8
Back to the equation:
-(2x+8)
8x-2x-8-4=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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