240=x^2+22x

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Solution for 240=x^2+22x equation:


Simplifying
240 = x2 + 22x

Reorder the terms:
240 = 22x + x2

Solving
240 = 22x + x2

Solving for variable 'x'.

Reorder the terms:
240 + -22x + -1x2 = 22x + -22x + x2 + -1x2

Combine like terms: 22x + -22x = 0
240 + -22x + -1x2 = 0 + x2 + -1x2
240 + -22x + -1x2 = x2 + -1x2

Combine like terms: x2 + -1x2 = 0
240 + -22x + -1x2 = 0

Factor a trinomial.
(8 + -1x)(30 + x) = 0

Subproblem 1

Set the factor '(8 + -1x)' equal to zero and attempt to solve: Simplifying 8 + -1x = 0 Solving 8 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-8' to each side of the equation. 8 + -8 + -1x = 0 + -8 Combine like terms: 8 + -8 = 0 0 + -1x = 0 + -8 -1x = 0 + -8 Combine like terms: 0 + -8 = -8 -1x = -8 Divide each side by '-1'. x = 8 Simplifying x = 8

Subproblem 2

Set the factor '(30 + x)' equal to zero and attempt to solve: Simplifying 30 + x = 0 Solving 30 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-30' to each side of the equation. 30 + -30 + x = 0 + -30 Combine like terms: 30 + -30 = 0 0 + x = 0 + -30 x = 0 + -30 Combine like terms: 0 + -30 = -30 x = -30 Simplifying x = -30

Solution

x = {8, -30}

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