20=-4(2x-1)

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Solution for 20=-4(2x-1) equation:


Simplifying
20 = -4(2x + -1)

Reorder the terms:
20 = -4(-1 + 2x)
20 = (-1 * -4 + 2x * -4)
20 = (4 + -8x)

Solving
20 = 4 + -8x

Solving for variable 'x'.

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

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

Combine like terms: -8x + 8x = 0
20 + 8x = 4 + 0
20 + 8x = 4

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

Combine like terms: 20 + -20 = 0
0 + 8x = 4 + -20
8x = 4 + -20

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

Divide each side by '8'.
x = -2

Simplifying
x = -2

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