-8=v-7

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Solution for -8=v-7 equation: 


Simplifying
-8 = v + -7

Reorder the terms:
-8 = -7 + v

Solving
-8 = -7 + v

Solving for variable 'v'.

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

Add '-1v' to each side of the equation.
-8 + -1v = -7 + v + -1v

Combine like terms: v + -1v = 0
-8 + -1v = -7 + 0
-8 + -1v = -7

Add '8' to each side of the equation.
-8 + 8 + -1v = -7 + 8

Combine like terms: -8 + 8 = 0
0 + -1v = -7 + 8
-1v = -7 + 8

Combine like terms: -7 + 8 = 1
-1v = 1

Divide each side by '-1'.
v = -1

Simplifying
v = -1

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