12+4v=5v+7

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Solution for 12+4v=5v+7 equation:


Simplifying
12 + 4v = 5v + 7

Reorder the terms:
12 + 4v = 7 + 5v

Solving
12 + 4v = 7 + 5v

Solving for variable 'v'.

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

Add '-5v' to each side of the equation.
12 + 4v + -5v = 7 + 5v + -5v

Combine like terms: 4v + -5v = -1v
12 + -1v = 7 + 5v + -5v

Combine like terms: 5v + -5v = 0
12 + -1v = 7 + 0
12 + -1v = 7

Add '-12' to each side of the equation.
12 + -12 + -1v = 7 + -12

Combine like terms: 12 + -12 = 0
0 + -1v = 7 + -12
-1v = 7 + -12

Combine like terms: 7 + -12 = -5
-1v = -5

Divide each side by '-1'.
v = 5

Simplifying
v = 5

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