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

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


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

Reorder the terms:
-4(-7 + v) = 8v + -20
(-7 * -4 + v * -4) = 8v + -20
(28 + -4v) = 8v + -20

Reorder the terms:
28 + -4v = -20 + 8v

Solving
28 + -4v = -20 + 8v

Solving for variable 'v'.

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

Add '-8v' to each side of the equation.
28 + -4v + -8v = -20 + 8v + -8v

Combine like terms: -4v + -8v = -12v
28 + -12v = -20 + 8v + -8v

Combine like terms: 8v + -8v = 0
28 + -12v = -20 + 0
28 + -12v = -20

Add '-28' to each side of the equation.
28 + -28 + -12v = -20 + -28

Combine like terms: 28 + -28 = 0
0 + -12v = -20 + -28
-12v = -20 + -28

Combine like terms: -20 + -28 = -48
-12v = -48

Divide each side by '-12'.
v = 4

Simplifying
v = 4

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