x+2x+3x+5=125

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Solution for x+2x+3x+5=125 equation: 


Simplifying
x + 2x + 3x + 5 = 125

Reorder the terms:
5 + x + 2x + 3x = 125

Combine like terms: x + 2x = 3x
5 + 3x + 3x = 125

Combine like terms: 3x + 3x = 6x
5 + 6x = 125

Solving
5 + 6x = 125

Solving for variable 'x'.

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

Add '-5' to each side of the equation.
5 + -5 + 6x = 125 + -5

Combine like terms: 5 + -5 = 0
0 + 6x = 125 + -5
6x = 125 + -5

Combine like terms: 125 + -5 = 120
6x = 120

Divide each side by '6'.
x = 20

Simplifying
x = 20

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