-7x-13x=80

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Solution for -7x-13x=80 equation: 


Simplifying
-7x + -13x = 80

Combine like terms: -7x + -13x = -20x
-20x = 80

Solving
-20x = 80

Solving for variable 'x'.

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

Divide each side by '-20'.
x = -4

Simplifying
x = -4

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