80=90x-120

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Solution for 80=90x-120 equation:


Simplifying
80 = 90x + -120

Reorder the terms:
80 = -120 + 90x

Solving
80 = -120 + 90x

Solving for variable 'x'.

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

Add '-90x' to each side of the equation.
80 + -90x = -120 + 90x + -90x

Combine like terms: 90x + -90x = 0
80 + -90x = -120 + 0
80 + -90x = -120

Add '-80' to each side of the equation.
80 + -80 + -90x = -120 + -80

Combine like terms: 80 + -80 = 0
0 + -90x = -120 + -80
-90x = -120 + -80

Combine like terms: -120 + -80 = -200
-90x = -200

Divide each side by '-90'.
x = 2.222222222

Simplifying
x = 2.222222222

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