x^2+24x=81

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Solution for x^2+24x=81 equation:


Simplifying
x2 + 24x = 81

Reorder the terms:
24x + x2 = 81

Solving
24x + x2 = 81

Solving for variable 'x'.

Reorder the terms:
-81 + 24x + x2 = 81 + -81

Combine like terms: 81 + -81 = 0
-81 + 24x + x2 = 0

Factor a trinomial.
(-27 + -1x)(3 + -1x) = 0

Subproblem 1

Set the factor '(-27 + -1x)' equal to zero and attempt to solve: Simplifying -27 + -1x = 0 Solving -27 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '27' to each side of the equation. -27 + 27 + -1x = 0 + 27 Combine like terms: -27 + 27 = 0 0 + -1x = 0 + 27 -1x = 0 + 27 Combine like terms: 0 + 27 = 27 -1x = 27 Divide each side by '-1'. x = -27 Simplifying x = -27

Subproblem 2

Set the factor '(3 + -1x)' equal to zero and attempt to solve: Simplifying 3 + -1x = 0 Solving 3 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + -1x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + -1x = 0 + -3 -1x = 0 + -3 Combine like terms: 0 + -3 = -3 -1x = -3 Divide each side by '-1'. x = 3 Simplifying x = 3

Solution

x = {-27, 3}

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