X^2+9x=81

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Solution for X^2+9x=81 equation:


Simplifying
X2 + 9x = 81

Solving
X2 + 9x = 81

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.
X2 + 9x + -9x = 81 + -9x

Combine like terms: 9x + -9x = 0
X2 + 0 = 81 + -9x
X2 = 81 + -9x

Simplifying
X2 = 81 + -9x

Reorder the terms:
-81 + X2 + 9x = 81 + -9x + -81 + 9x

Reorder the terms:
-81 + X2 + 9x = 81 + -81 + -9x + 9x

Combine like terms: 81 + -81 = 0
-81 + X2 + 9x = 0 + -9x + 9x
-81 + X2 + 9x = -9x + 9x

Combine like terms: -9x + 9x = 0
-81 + X2 + 9x = 0

The solution to this equation could not be determined.

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