-87=7v-4(8v+3)

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Solution for -87=7v-4(8v+3) equation:


Simplifying
-87 = 7v + -4(8v + 3)

Reorder the terms:
-87 = 7v + -4(3 + 8v)
-87 = 7v + (3 * -4 + 8v * -4)
-87 = 7v + (-12 + -32v)

Reorder the terms:
-87 = -12 + 7v + -32v

Combine like terms: 7v + -32v = -25v
-87 = -12 + -25v

Solving
-87 = -12 + -25v

Solving for variable 'v'.

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

Add '25v' to each side of the equation.
-87 + 25v = -12 + -25v + 25v

Combine like terms: -25v + 25v = 0
-87 + 25v = -12 + 0
-87 + 25v = -12

Add '87' to each side of the equation.
-87 + 87 + 25v = -12 + 87

Combine like terms: -87 + 87 = 0
0 + 25v = -12 + 87
25v = -12 + 87

Combine like terms: -12 + 87 = 75
25v = 75

Divide each side by '25'.
v = 3

Simplifying
v = 3

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