9x-(4+x)=2(-x-7)

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Solution for 9x-(4+x)=2(-x-7) equation:



9x-(4+x)=2(-x-7)
We move all terms to the left:
9x-(4+x)-(2(-x-7))=0
We add all the numbers together, and all the variables
9x-(x+4)-(2(-1x-7))=0
We get rid of parentheses
9x-x-(2(-1x-7))-4=0
We calculate terms in parentheses: -(2(-1x-7)), so:
2(-1x-7)
We multiply parentheses
-2x-14
Back to the equation:
-(-2x-14)
We add all the numbers together, and all the variables
8x-(-2x-14)-4=0
We get rid of parentheses
8x+2x+14-4=0
We add all the numbers together, and all the variables
10x+10=0
We move all terms containing x to the left, all other terms to the right
10x=-10
x=-10/10
x=-1

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