31=-7v+2(v-7)

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Solution for 31=-7v+2(v-7) equation:


Simplifying
31 = -7v + 2(v + -7)

Reorder the terms:
31 = -7v + 2(-7 + v)
31 = -7v + (-7 * 2 + v * 2)
31 = -7v + (-14 + 2v)

Reorder the terms:
31 = -14 + -7v + 2v

Combine like terms: -7v + 2v = -5v
31 = -14 + -5v

Solving
31 = -14 + -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.
31 + 5v = -14 + -5v + 5v

Combine like terms: -5v + 5v = 0
31 + 5v = -14 + 0
31 + 5v = -14

Add '-31' to each side of the equation.
31 + -31 + 5v = -14 + -31

Combine like terms: 31 + -31 = 0
0 + 5v = -14 + -31
5v = -14 + -31

Combine like terms: -14 + -31 = -45
5v = -45

Divide each side by '5'.
v = -9

Simplifying
v = -9

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