180=2x+x+x-20

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Solution for 180=2x+x+x-20 equation:


Simplifying
180 = 2x + x + x + -20

Reorder the terms:
180 = -20 + 2x + x + x

Combine like terms: 2x + x = 3x
180 = -20 + 3x + x

Combine like terms: 3x + x = 4x
180 = -20 + 4x

Solving
180 = -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.
180 + -4x = -20 + 4x + -4x

Combine like terms: 4x + -4x = 0
180 + -4x = -20 + 0
180 + -4x = -20

Add '-180' to each side of the equation.
180 + -180 + -4x = -20 + -180

Combine like terms: 180 + -180 = 0
0 + -4x = -20 + -180
-4x = -20 + -180

Combine like terms: -20 + -180 = -200
-4x = -200

Divide each side by '-4'.
x = 50

Simplifying
x = 50

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