2x-9=11x-81

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Solution for 2x-9=11x-81 equation:


Simplifying
2x + -9 = 11x + -81

Reorder the terms:
-9 + 2x = 11x + -81

Reorder the terms:
-9 + 2x = -81 + 11x

Solving
-9 + 2x = -81 + 11x

Solving for variable 'x'.

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

Add '-11x' to each side of the equation.
-9 + 2x + -11x = -81 + 11x + -11x

Combine like terms: 2x + -11x = -9x
-9 + -9x = -81 + 11x + -11x

Combine like terms: 11x + -11x = 0
-9 + -9x = -81 + 0
-9 + -9x = -81

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

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

Combine like terms: -81 + 9 = -72
-9x = -72

Divide each side by '-9'.
x = 8

Simplifying
x = 8

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