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2v+30=4(v+4)
We move all terms to the left:
2v+30-(4(v+4))=0
We calculate terms in parentheses: -(4(v+4)), so:We get rid of parentheses
4(v+4)
We multiply parentheses
4v+16
Back to the equation:
-(4v+16)
2v-4v-16+30=0
We add all the numbers together, and all the variables
-2v+14=0
We move all terms containing v to the left, all other terms to the right
-2v=-14
v=-14/-2
v=+7
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