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-8(-2a-1)-5=-93
We move all terms to the left:
-8(-2a-1)-5-(-93)=0
We add all the numbers together, and all the variables
-8(-2a-1)+88=0
We multiply parentheses
16a+8+88=0
We add all the numbers together, and all the variables
16a+96=0
We move all terms containing a to the left, all other terms to the right
16a=-96
a=-96/16
a=-6
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