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-2(-x+4)=-3(x+7)
We move all terms to the left:
-2(-x+4)-(-3(x+7))=0
We add all the numbers together, and all the variables
-2(-1x+4)-(-3(x+7))=0
We multiply parentheses
2x-(-3(x+7))-8=0
We calculate terms in parentheses: -(-3(x+7)), so:We get rid of parentheses
-3(x+7)
We multiply parentheses
-3x-21
Back to the equation:
-(-3x-21)
2x+3x+21-8=0
We add all the numbers together, and all the variables
5x+13=0
We move all terms containing x to the left, all other terms to the right
5x=-13
x=-13/5
x=-2+3/5
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