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(x-2)+(x+6)=-7
We move all terms to the left:
(x-2)+(x+6)-(-7)=0
We add all the numbers together, and all the variables
(x-2)+(x+6)+7=0
We get rid of parentheses
x+x-2+6+7=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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