3=v+8-7

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Solution for 3=v+8-7 equation: 


Simplifying
3 = v + 8 + -7

Reorder the terms:
3 = 8 + -7 + v

Combine like terms: 8 + -7 = 1
3 = 1 + v

Solving
3 = 1 + 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.
3 + -1v = 1 + v + -1v

Combine like terms: v + -1v = 0
3 + -1v = 1 + 0
3 + -1v = 1

Add '-3' to each side of the equation.
3 + -3 + -1v = 1 + -3

Combine like terms: 3 + -3 = 0
0 + -1v = 1 + -3
-1v = 1 + -3

Combine like terms: 1 + -3 = -2
-1v = -2

Divide each side by '-1'.
v = 2

Simplifying
v = 2

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