125-2x=5x+20

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Solution for 125-2x=5x+20 equation:


Simplifying
125 + -2x = 5x + 20

Reorder the terms:
125 + -2x = 20 + 5x

Solving
125 + -2x = 20 + 5x

Solving for variable 'x'.

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

Add '-5x' to each side of the equation.
125 + -2x + -5x = 20 + 5x + -5x

Combine like terms: -2x + -5x = -7x
125 + -7x = 20 + 5x + -5x

Combine like terms: 5x + -5x = 0
125 + -7x = 20 + 0
125 + -7x = 20

Add '-125' to each side of the equation.
125 + -125 + -7x = 20 + -125

Combine like terms: 125 + -125 = 0
0 + -7x = 20 + -125
-7x = 20 + -125

Combine like terms: 20 + -125 = -105
-7x = -105

Divide each side by '-7'.
x = 15

Simplifying
x = 15

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