-x-(-2x+9)=-1

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Solution for -x-(-2x+9)=-1 equation:



-x-(-2x+9)=-1
We move all terms to the left:
-x-(-2x+9)-(-1)=0
We add all the numbers together, and all the variables
-1x-(-2x+9)+1=0
We get rid of parentheses
-1x+2x-9+1=0
We add all the numbers together, and all the variables
x-8=0
We move all terms containing x to the left, all other terms to the right
x=8

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