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-5v-42=8(v+9)
We move all terms to the left:
-5v-42-(8(v+9))=0
We calculate terms in parentheses: -(8(v+9)), so:We get rid of parentheses
8(v+9)
We multiply parentheses
8v+72
Back to the equation:
-(8v+72)
-5v-8v-72-42=0
We add all the numbers together, and all the variables
-13v-114=0
We move all terms containing v to the left, all other terms to the right
-13v=114
v=114/-13
v=-8+10/13
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