3v+9-5v=v-12

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Solution for 3v+9-5v=v-12 equation:



3v+9-5v=v-12
We move all terms to the left:
3v+9-5v-(v-12)=0
We add all the numbers together, and all the variables
-2v-(v-12)+9=0
We get rid of parentheses
-2v-v+12+9=0
We add all the numbers together, and all the variables
-3v+21=0
We move all terms containing v to the left, all other terms to the right
-3v=-21
v=-21/-3
v=+7

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