-20=4(v-8)-7v

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Solution for -20=4(v-8)-7v equation:


Simplifying
-20 = 4(v + -8) + -7v

Reorder the terms:
-20 = 4(-8 + v) + -7v
-20 = (-8 * 4 + v * 4) + -7v
-20 = (-32 + 4v) + -7v

Combine like terms: 4v + -7v = -3v
-20 = -32 + -3v

Solving
-20 = -32 + -3v

Solving for variable 'v'.

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

Add '3v' to each side of the equation.
-20 + 3v = -32 + -3v + 3v

Combine like terms: -3v + 3v = 0
-20 + 3v = -32 + 0
-20 + 3v = -32

Add '20' to each side of the equation.
-20 + 20 + 3v = -32 + 20

Combine like terms: -20 + 20 = 0
0 + 3v = -32 + 20
3v = -32 + 20

Combine like terms: -32 + 20 = -12
3v = -12

Divide each side by '3'.
v = -4

Simplifying
v = -4

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