18=9v-7v

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Solution for 18=9v-7v equation:



18=9v-7v
We move all terms to the left:
18-(9v-7v)=0
We add all the numbers together, and all the variables
-(+2v)+18=0
We get rid of parentheses
-2v+18=0
We move all terms containing v to the left, all other terms to the right
-2v=-18
v=-18/-2
v=+9

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