8=v*2

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Solution for 8=v*2 equation:



8=v*2
We move all terms to the left:
8-(v*2)=0
We add all the numbers together, and all the variables
-(+v*2)+8=0
We get rid of parentheses
-v*2+8=0
Wy multiply elements
-2v+8=0
We move all terms containing v to the left, all other terms to the right
-2v=-8
v=-8/-2
v=+4

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