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-x=11+x
We move all terms to the left:
-x-(11+x)=0
We add all the numbers together, and all the variables
-x-(x+11)=0
We add all the numbers together, and all the variables
-1x-(x+11)=0
We get rid of parentheses
-1x-x-11=0
We add all the numbers together, and all the variables
-2x-11=0
We move all terms containing x to the left, all other terms to the right
-2x=11
x=11/-2
x=-5+1/2
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