Solve for v
v=8
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\frac{-10}{10}=v-9
Divide both sides by 10.
-1=v-9
Divide -10 by 10 to get -1.
v-9=-1
Swap sides so that all variable terms are on the left hand side.
v=-1+9
Add 9 to both sides.
v=8
Add -1 and 9 to get 8.
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