15=-7v+5(v+7)

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Solution for 15=-7v+5(v+7) equation:


Simplifying
15 = -7v + 5(v + 7)

Reorder the terms:
15 = -7v + 5(7 + v)
15 = -7v + (7 * 5 + v * 5)
15 = -7v + (35 + 5v)

Reorder the terms:
15 = 35 + -7v + 5v

Combine like terms: -7v + 5v = -2v
15 = 35 + -2v

Solving
15 = 35 + -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.
15 + 2v = 35 + -2v + 2v

Combine like terms: -2v + 2v = 0
15 + 2v = 35 + 0
15 + 2v = 35

Add '-15' to each side of the equation.
15 + -15 + 2v = 35 + -15

Combine like terms: 15 + -15 = 0
0 + 2v = 35 + -15
2v = 35 + -15

Combine like terms: 35 + -15 = 20
2v = 20

Divide each side by '2'.
v = 10

Simplifying
v = 10

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