-9=-7-v

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Solution for -9=-7-v equation:


Simplifying
-9 = -7 + -1v

Solving
-9 = -7 + -1v

Solving for variable 'v'.

Move all terms containing v to the left, all other terms to the right.

Add 'v' to each side of the equation.
-9 + v = -7 + -1v + v

Combine like terms: -1v + v = 0
-9 + v = -7 + 0
-9 + v = -7

Add '9' to each side of the equation.
-9 + 9 + v = -7 + 9

Combine like terms: -9 + 9 = 0
0 + v = -7 + 9
v = -7 + 9

Combine like terms: -7 + 9 = 2
v = 2

Simplifying
v = 2

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