(X)+(2x)+(x+20)=180

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Solution for (X)+(2x)+(x+20)=180 equation: 


Simplifying
(X) + (2x) + (x + 20) = 180
X + (2x) + (x + 20) = 180

Reorder the terms:
X + (2x) + (20 + x) = 180

Remove parenthesis around (20 + x)
X + (2x) + 20 + x = 180

Reorder the terms:
20 + X + (2x) + x = 180

Combine like terms: (2x) + x = 3x
20 + X + 3x = 180

Solving
20 + X + 3x = 180

Solving for variable 'X'.

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

Add '-20' to each side of the equation.
20 + X + -20 + 3x = 180 + -20

Reorder the terms:
20 + -20 + X + 3x = 180 + -20

Combine like terms: 20 + -20 = 0
0 + X + 3x = 180 + -20
X + 3x = 180 + -20

Combine like terms: 180 + -20 = 160
X + 3x = 160

Add '-3x' to each side of the equation.
X + 3x + -3x = 160 + -3x

Combine like terms: 3x + -3x = 0
X + 0 = 160 + -3x
X = 160 + -3x

Simplifying
X = 160 + -3x

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