-4-2x-5x=80

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Solution for -4-2x-5x=80 equation: 


Simplifying
-4 + -2x + -5x = 80

Combine like terms: -2x + -5x = -7x
-4 + -7x = 80

Solving
-4 + -7x = 80

Solving for variable 'x'.

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

Add '4' to each side of the equation.
-4 + 4 + -7x = 80 + 4

Combine like terms: -4 + 4 = 0
0 + -7x = 80 + 4
-7x = 80 + 4

Combine like terms: 80 + 4 = 84
-7x = 84

Divide each side by '-7'.
x = -12

Simplifying
x = -12

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