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-4v=-8/5
We move all terms to the left:
-4v-(-8/5)=0
We get rid of parentheses
-4v+8/5=0
We multiply all the terms by the denominator
-4v*5+8=0
Wy multiply elements
-20v+8=0
We move all terms containing v to the left, all other terms to the right
-20v=-8
v=-8/-20
v=2/5
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