12-v=4

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Solution for 12-v=4 equation: 


Simplifying
12 + -1v = 4

Solving
12 + -1v = 4

Solving for variable 'v'.

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

Add '-12' to each side of the equation.
12 + -12 + -1v = 4 + -12

Combine like terms: 12 + -12 = 0
0 + -1v = 4 + -12
-1v = 4 + -12

Combine like terms: 4 + -12 = -8
-1v = -8

Divide each side by '-1'.
v = 8

Simplifying
v = 8

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