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-3(5-9v)=7v
We move all terms to the left:
-3(5-9v)-(7v)=0
We add all the numbers together, and all the variables
-3(-9v+5)-7v=0
We add all the numbers together, and all the variables
-7v-3(-9v+5)=0
We multiply parentheses
-7v+27v-15=0
We add all the numbers together, and all the variables
20v-15=0
We move all terms containing v to the left, all other terms to the right
20v=15
v=15/20
v=3/4
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