22x-x^2=72

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Solution for 22x-x^2=72 equation:


Simplifying
22x + -1x2 = 72

Solving
22x + -1x2 = 72

Solving for variable 'x'.

Reorder the terms:
-72 + 22x + -1x2 = 72 + -72

Combine like terms: 72 + -72 = 0
-72 + 22x + -1x2 = 0

Factor a trinomial.
(-18 + x)(4 + -1x) = 0

Subproblem 1

Set the factor '(-18 + x)' equal to zero and attempt to solve: Simplifying -18 + x = 0 Solving -18 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '18' to each side of the equation. -18 + 18 + x = 0 + 18 Combine like terms: -18 + 18 = 0 0 + x = 0 + 18 x = 0 + 18 Combine like terms: 0 + 18 = 18 x = 18 Simplifying x = 18

Subproblem 2

Set the factor '(4 + -1x)' equal to zero and attempt to solve: Simplifying 4 + -1x = 0 Solving 4 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + -1x = 0 + -4 Combine like terms: 4 + -4 = 0 0 + -1x = 0 + -4 -1x = 0 + -4 Combine like terms: 0 + -4 = -4 -1x = -4 Divide each side by '-1'. x = 4 Simplifying x = 4

Solution

x = {18, 4}

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