3x+120=5x+40

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Solution for 3x+120=5x+40 equation:


Simplifying
3x + 120 = 5x + 40

Reorder the terms:
120 + 3x = 5x + 40

Reorder the terms:
120 + 3x = 40 + 5x

Solving
120 + 3x = 40 + 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.
120 + 3x + -5x = 40 + 5x + -5x

Combine like terms: 3x + -5x = -2x
120 + -2x = 40 + 5x + -5x

Combine like terms: 5x + -5x = 0
120 + -2x = 40 + 0
120 + -2x = 40

Add '-120' to each side of the equation.
120 + -120 + -2x = 40 + -120

Combine like terms: 120 + -120 = 0
0 + -2x = 40 + -120
-2x = 40 + -120

Combine like terms: 40 + -120 = -80
-2x = -80

Divide each side by '-2'.
x = 40

Simplifying
x = 40

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