84=-7(-8-v)

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Solution for 84=-7(-8-v) equation:


Simplifying
84 = -7(-8 + -1v)
84 = (-8 * -7 + -1v * -7)
84 = (56 + 7v)

Solving
84 = 56 + 7v

Solving for variable 'v'.

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

Add '-7v' to each side of the equation.
84 + -7v = 56 + 7v + -7v

Combine like terms: 7v + -7v = 0
84 + -7v = 56 + 0
84 + -7v = 56

Add '-84' to each side of the equation.
84 + -84 + -7v = 56 + -84

Combine like terms: 84 + -84 = 0
0 + -7v = 56 + -84
-7v = 56 + -84

Combine like terms: 56 + -84 = -28
-7v = -28

Divide each side by '-7'.
v = 4

Simplifying
v = 4

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