-20=4(4v-1)

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Solution for -20=4(4v-1) equation:


Simplifying
-20 = 4(4v + -1)

Reorder the terms:
-20 = 4(-1 + 4v)
-20 = (-1 * 4 + 4v * 4)
-20 = (-4 + 16v)

Solving
-20 = -4 + 16v

Solving for variable 'v'.

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

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

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

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

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

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

Divide each side by '-16'.
v = -1

Simplifying
v = -1

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