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-8v+3=7(v+9)
We move all terms to the left:
-8v+3-(7(v+9))=0
We calculate terms in parentheses: -(7(v+9)), so:We get rid of parentheses
7(v+9)
We multiply parentheses
7v+63
Back to the equation:
-(7v+63)
-8v-7v-63+3=0
We add all the numbers together, and all the variables
-15v-60=0
We move all terms containing v to the left, all other terms to the right
-15v=60
v=60/-15
v=-4
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