31=2(v+5)-5v

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Solution for 31=2(v+5)-5v equation:


Simplifying
31 = 2(v + 5) + -5v

Reorder the terms:
31 = 2(5 + v) + -5v
31 = (5 * 2 + v * 2) + -5v
31 = (10 + 2v) + -5v

Combine like terms: 2v + -5v = -3v
31 = 10 + -3v

Solving
31 = 10 + -3v

Solving for variable 'v'.

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

Add '3v' to each side of the equation.
31 + 3v = 10 + -3v + 3v

Combine like terms: -3v + 3v = 0
31 + 3v = 10 + 0
31 + 3v = 10

Add '-31' to each side of the equation.
31 + -31 + 3v = 10 + -31

Combine like terms: 31 + -31 = 0
0 + 3v = 10 + -31
3v = 10 + -31

Combine like terms: 10 + -31 = -21
3v = -21

Divide each side by '3'.
v = -7

Simplifying
v = -7

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