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2(x-3)+4=-(x-7)
We move all terms to the left:
2(x-3)+4-(-(x-7))=0
We multiply parentheses
2x-(-(x-7))-6+4=0
We calculate terms in parentheses: -(-(x-7)), so:We add all the numbers together, and all the variables
-(x-7)
We get rid of parentheses
-x+7
We add all the numbers together, and all the variables
-1x+7
Back to the equation:
-(-1x+7)
2x-(-1x+7)-2=0
We get rid of parentheses
2x+1x-7-2=0
We add all the numbers together, and all the variables
3x-9=0
We move all terms containing x to the left, all other terms to the right
3x=9
x=9/3
x=3
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