-2(1+7v)-(v-5)=-57

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Solution for -2(1+7v)-(v-5)=-57 equation: 


Simplifying
-2(1 + 7v) + -1(v + -5) = -57
(1 * -2 + 7v * -2) + -1(v + -5) = -57
(-2 + -14v) + -1(v + -5) = -57

Reorder the terms:
-2 + -14v + -1(-5 + v) = -57
-2 + -14v + (-5 * -1 + v * -1) = -57
-2 + -14v + (5 + -1v) = -57

Reorder the terms:
-2 + 5 + -14v + -1v = -57

Combine like terms: -2 + 5 = 3
3 + -14v + -1v = -57

Combine like terms: -14v + -1v = -15v
3 + -15v = -57

Solving
3 + -15v = -57

Solving for variable 'v'.

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

Add '-3' to each side of the equation.
3 + -3 + -15v = -57 + -3

Combine like terms: 3 + -3 = 0
0 + -15v = -57 + -3
-15v = -57 + -3

Combine like terms: -57 + -3 = -60
-15v = -60

Divide each side by '-15'.
v = 4

Simplifying
v = 4

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