90+(-9x)-9=180

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Solution for 90+(-9x)-9=180 equation:


Simplifying
90 + (-9x) + -9 = 180

Reorder the terms:
90 + -9 + (-9x) = 180

Combine like terms: 90 + -9 = 81
81 + (-9x) = 180

Solving
81 + (-9x) = 180

Solving for variable 'x'.

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

Add '-81' to each side of the equation.
81 + -81 + (-9x) = 180 + -81

Combine like terms: 81 + -81 = 0
0 + (-9x) = 180 + -81
(-9x) = 180 + -81

Combine like terms: 180 + -81 = 99
(-9x) = 99

Divide each side by '-9'.
x = -11

Simplifying
x = -11

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