-40-4x=80

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Solution for -40-4x=80 equation: 


Simplifying
-40 + -4x = 80

Solving
-40 + -4x = 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 + -4x = 80 + 40

Combine like terms: -40 + 40 = 0
0 + -4x = 80 + 40
-4x = 80 + 40

Combine like terms: 80 + 40 = 120
-4x = 120

Divide each side by '-4'.
x = -30

Simplifying
x = -30

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