X+2x-40+x+60=900

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Solution for X+2x-40+x+60=900 equation:


Simplifying
X + 2x + -40 + x + 60 = 900

Reorder the terms:
-40 + 60 + X + 2x + x = 900

Combine like terms: -40 + 60 = 20
20 + X + 2x + x = 900

Combine like terms: 2x + x = 3x
20 + X + 3x = 900

Solving
20 + X + 3x = 900

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 = 900 + -20

Reorder the terms:
20 + -20 + X + 3x = 900 + -20

Combine like terms: 20 + -20 = 0
0 + X + 3x = 900 + -20
X + 3x = 900 + -20

Combine like terms: 900 + -20 = 880
X + 3x = 880

Add '-3x' to each side of the equation.
X + 3x + -3x = 880 + -3x

Combine like terms: 3x + -3x = 0
X + 0 = 880 + -3x
X = 880 + -3x

Simplifying
X = 880 + -3x

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