4(5-1X)=4X-20

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Solution for 4(5-1X)=4X-20 equation:


Simplifying
4(5 + -1X) = 4X + -20
(5 * 4 + -1X * 4) = 4X + -20
(20 + -4X) = 4X + -20

Reorder the terms:
20 + -4X = -20 + 4X

Solving
20 + -4X = -20 + 4X

Solving for variable 'X'.

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

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

Combine like terms: -4X + -4X = -8X
20 + -8X = -20 + 4X + -4X

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

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

Combine like terms: 20 + -20 = 0
0 + -8X = -20 + -20
-8X = -20 + -20

Combine like terms: -20 + -20 = -40
-8X = -40

Divide each side by '-8'.
X = 5

Simplifying
X = 5

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