2(-1+7v)=-86

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Solution for 2(-1+7v)=-86 equation: 


Simplifying
2(-1 + 7v) = -86
(-1 * 2 + 7v * 2) = -86
(-2 + 14v) = -86

Solving
-2 + 14v = -86

Solving for variable 'v'.

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

Add '2' to each side of the equation.
-2 + 2 + 14v = -86 + 2

Combine like terms: -2 + 2 = 0
0 + 14v = -86 + 2
14v = -86 + 2

Combine like terms: -86 + 2 = -84
14v = -84

Divide each side by '14'.
v = -6

Simplifying
v = -6

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