-90=9x

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Solution for -90=9x equation:


Simplifying
-90 = 9x

Solving
-90 = 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
-90 + -9x = 9x + -9x

Combine like terms: 9x + -9x = 0
-90 + -9x = 0

Add '90' to each side of the equation.
-90 + 90 + -9x = 0 + 90

Combine like terms: -90 + 90 = 0
0 + -9x = 0 + 90
-9x = 0 + 90

Combine like terms: 0 + 90 = 90
-9x = 90

Divide each side by '-9'.
x = -10

Simplifying
x = -10

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