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12=-2(-4x-3)
We move all terms to the left:
12-(-2(-4x-3))=0
We calculate terms in parentheses: -(-2(-4x-3)), so:We get rid of parentheses
-2(-4x-3)
We multiply parentheses
8x+6
Back to the equation:
-(8x+6)
-8x-6+12=0
We add all the numbers together, and all the variables
-8x+6=0
We move all terms containing x to the left, all other terms to the right
-8x=-6
x=-6/-8
x=3/4
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