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

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


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

Reorder the terms:
20 = -8v + 4(4 + v)
20 = -8v + (4 * 4 + v * 4)
20 = -8v + (16 + 4v)

Reorder the terms:
20 = 16 + -8v + 4v

Combine like terms: -8v + 4v = -4v
20 = 16 + -4v

Solving
20 = 16 + -4v

Solving for variable 'v'.

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

Add '4v' to each side of the equation.
20 + 4v = 16 + -4v + 4v

Combine like terms: -4v + 4v = 0
20 + 4v = 16 + 0
20 + 4v = 16

Add '-20' to each side of the equation.
20 + -20 + 4v = 16 + -20

Combine like terms: 20 + -20 = 0
0 + 4v = 16 + -20
4v = 16 + -20

Combine like terms: 16 + -20 = -4
4v = -4

Divide each side by '4'.
v = -1

Simplifying
v = -1

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