31=8+v

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Solution for 31=8+v equation:


Simplifying
31 = 8 + v

Solving
31 = 8 + 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.
31 + -1v = 8 + v + -1v

Combine like terms: v + -1v = 0
31 + -1v = 8 + 0
31 + -1v = 8

Add '-31' to each side of the equation.
31 + -31 + -1v = 8 + -31

Combine like terms: 31 + -31 = 0
0 + -1v = 8 + -31
-1v = 8 + -31

Combine like terms: 8 + -31 = -23
-1v = -23

Divide each side by '-1'.
v = 23

Simplifying
v = 23

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