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5(6-v)=v+21
We move all terms to the left:
5(6-v)-(v+21)=0
We add all the numbers together, and all the variables
5(-1v+6)-(v+21)=0
We multiply parentheses
-5v-(v+21)+30=0
We get rid of parentheses
-5v-v-21+30=0
We add all the numbers together, and all the variables
-6v+9=0
We move all terms containing v to the left, all other terms to the right
-6v=-9
v=-9/-6
v=1+1/2
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