Solve for v
v=7
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-3v+7+9v=49
Add 9v to both sides.
6v+7=49
Combine -3v and 9v to get 6v.
6v=49-7
Subtract 7 from both sides.
6v=42
Subtract 7 from 49 to get 42.
v=\frac{42}{6}
Divide both sides by 6.
v=7
Divide 42 by 6 to get 7.
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