2x+40=20x-80

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Solution for 2x+40=20x-80 equation:


Simplifying
2x + 40 = 20x + -80

Reorder the terms:
40 + 2x = 20x + -80

Reorder the terms:
40 + 2x = -80 + 20x

Solving
40 + 2x = -80 + 20x

Solving for variable 'x'.

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

Add '-20x' to each side of the equation.
40 + 2x + -20x = -80 + 20x + -20x

Combine like terms: 2x + -20x = -18x
40 + -18x = -80 + 20x + -20x

Combine like terms: 20x + -20x = 0
40 + -18x = -80 + 0
40 + -18x = -80

Add '-40' to each side of the equation.
40 + -40 + -18x = -80 + -40

Combine like terms: 40 + -40 = 0
0 + -18x = -80 + -40
-18x = -80 + -40

Combine like terms: -80 + -40 = -120
-18x = -120

Divide each side by '-18'.
x = 6.666666667

Simplifying
x = 6.666666667

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