100-20x=-180

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Solution for 100-20x=-180 equation: 


Simplifying
100 + -20x = -180

Solving
100 + -20x = -180

Solving for variable 'x'.

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

Add '-100' to each side of the equation.
100 + -100 + -20x = -180 + -100

Combine like terms: 100 + -100 = 0
0 + -20x = -180 + -100
-20x = -180 + -100

Combine like terms: -180 + -100 = -280
-20x = -280

Divide each side by '-20'.
x = 14

Simplifying
x = 14

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