4x+400-2x=20x-500

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Solution for 4x+400-2x=20x-500 equation:


Simplifying
4x + 400 + -2x = 20x + -500

Reorder the terms:
400 + 4x + -2x = 20x + -500

Combine like terms: 4x + -2x = 2x
400 + 2x = 20x + -500

Reorder the terms:
400 + 2x = -500 + 20x

Solving
400 + 2x = -500 + 20x

Solving for variable 'x'.

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

Add '-20x' to each side of the equation.
400 + 2x + -20x = -500 + 20x + -20x

Combine like terms: 2x + -20x = -18x
400 + -18x = -500 + 20x + -20x

Combine like terms: 20x + -20x = 0
400 + -18x = -500 + 0
400 + -18x = -500

Add '-400' to each side of the equation.
400 + -400 + -18x = -500 + -400

Combine like terms: 400 + -400 = 0
0 + -18x = -500 + -400
-18x = -500 + -400

Combine like terms: -500 + -400 = -900
-18x = -900

Divide each side by '-18'.
x = 50

Simplifying
x = 50

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