20x-40=-80

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Solution for 20x-40=-80 equation: 


Simplifying
20x + -40 = -80

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

Solving
-40 + 20x = -80

Solving for variable 'x'.

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

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

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

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

Divide each side by '20'.
x = -2

Simplifying
x = -2

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