-1=-7v+2(v+7)

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Solution for -1=-7v+2(v+7) equation:


Simplifying
-1 = -7v + 2(v + 7)

Reorder the terms:
-1 = -7v + 2(7 + v)
-1 = -7v + (7 * 2 + v * 2)
-1 = -7v + (14 + 2v)

Reorder the terms:
-1 = 14 + -7v + 2v

Combine like terms: -7v + 2v = -5v
-1 = 14 + -5v

Solving
-1 = 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.
-1 + 5v = 14 + -5v + 5v

Combine like terms: -5v + 5v = 0
-1 + 5v = 14 + 0
-1 + 5v = 14

Add '1' to each side of the equation.
-1 + 1 + 5v = 14 + 1

Combine like terms: -1 + 1 = 0
0 + 5v = 14 + 1
5v = 14 + 1

Combine like terms: 14 + 1 = 15
5v = 15

Divide each side by '5'.
v = 3

Simplifying
v = 3

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