84=-7(v-4)

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Solution for 84=-7(v-4) equation:


Simplifying
84 = -7(v + -4)

Reorder the terms:
84 = -7(-4 + v)
84 = (-4 * -7 + v * -7)
84 = (28 + -7v)

Solving
84 = 28 + -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 = 28 + -7v + 7v

Combine like terms: -7v + 7v = 0
84 + 7v = 28 + 0
84 + 7v = 28

Add '-84' to each side of the equation.
84 + -84 + 7v = 28 + -84

Combine like terms: 84 + -84 = 0
0 + 7v = 28 + -84
7v = 28 + -84

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

Divide each side by '7'.
v = -8

Simplifying
v = -8

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