20x+40=-20x-40

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


Simplifying
20x + 40 = -20x + -40

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

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

Solving
40 + 20x = -40 + -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 + 20x + 20x = -40 + -20x + 20x

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

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

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

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

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

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

Simplifying
x = -2

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