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-7(v-8)=-7
We move all terms to the left:
-7(v-8)-(-7)=0
We add all the numbers together, and all the variables
-7(v-8)+7=0
We multiply parentheses
-7v+56+7=0
We add all the numbers together, and all the variables
-7v+63=0
We move all terms containing v to the left, all other terms to the right
-7v=-63
v=-63/-7
v=+9
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