9-18=81x

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Solution for 9-18=81x equation:


Simplifying
9 + -18 = 81x

Combine like terms: 9 + -18 = -9
-9 = 81x

Solving
-9 = 81x

Solving for variable 'x'.

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

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

Combine like terms: 81x + -81x = 0
-9 + -81x = 0

Add '9' to each side of the equation.
-9 + 9 + -81x = 0 + 9

Combine like terms: -9 + 9 = 0
0 + -81x = 0 + 9
-81x = 0 + 9

Combine like terms: 0 + 9 = 9
-81x = 9

Divide each side by '-81'.
x = -0.1111111111

Simplifying
x = -0.1111111111

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