31=2v+13

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Solution for 31=2v+13 equation:


Simplifying
31 = 2v + 13

Reorder the terms:
31 = 13 + 2v

Solving
31 = 13 + 2v

Solving for variable 'v'.

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

Add '-2v' to each side of the equation.
31 + -2v = 13 + 2v + -2v

Combine like terms: 2v + -2v = 0
31 + -2v = 13 + 0
31 + -2v = 13

Add '-31' to each side of the equation.
31 + -31 + -2v = 13 + -31

Combine like terms: 31 + -31 = 0
0 + -2v = 13 + -31
-2v = 13 + -31

Combine like terms: 13 + -31 = -18
-2v = -18

Divide each side by '-2'.
v = 9

Simplifying
v = 9

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