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-9(-8x-2)=-666
We move all terms to the left:
-9(-8x-2)-(-666)=0
We add all the numbers together, and all the variables
-9(-8x-2)+666=0
We multiply parentheses
72x+18+666=0
We add all the numbers together, and all the variables
72x+684=0
We move all terms containing x to the left, all other terms to the right
72x=-684
x=-684/72
x=-9+1/2
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