90-9x=63

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Solution for 90-9x=63 equation: 


Simplifying
90 + -9x = 63

Solving
90 + -9x = 63

Solving for variable 'x'.

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

Add '-90' to each side of the equation.
90 + -90 + -9x = 63 + -90

Combine like terms: 90 + -90 = 0
0 + -9x = 63 + -90
-9x = 63 + -90

Combine like terms: 63 + -90 = -27
-9x = -27

Divide each side by '-9'.
x = 3

Simplifying
x = 3

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