22675=x^2+30x+400

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Solution for 22675=x^2+30x+400 equation:


Simplifying
22675 = x2 + 30x + 400

Reorder the terms:
22675 = 400 + 30x + x2

Solving
22675 = 400 + 30x + x2

Solving for variable 'x'.

Combine like terms: 22675 + -400 = 22275
22275 + -30x + -1x2 = 400 + 30x + x2 + -400 + -30x + -1x2

Reorder the terms:
22275 + -30x + -1x2 = 400 + -400 + 30x + -30x + x2 + -1x2

Combine like terms: 400 + -400 = 0
22275 + -30x + -1x2 = 0 + 30x + -30x + x2 + -1x2
22275 + -30x + -1x2 = 30x + -30x + x2 + -1x2

Combine like terms: 30x + -30x = 0
22275 + -30x + -1x2 = 0 + x2 + -1x2
22275 + -30x + -1x2 = x2 + -1x2

Combine like terms: x2 + -1x2 = 0
22275 + -30x + -1x2 = 0

Factor a trinomial.
(135 + -1x)(165 + x) = 0

Subproblem 1

Set the factor '(135 + -1x)' equal to zero and attempt to solve: Simplifying 135 + -1x = 0 Solving 135 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-135' to each side of the equation. 135 + -135 + -1x = 0 + -135 Combine like terms: 135 + -135 = 0 0 + -1x = 0 + -135 -1x = 0 + -135 Combine like terms: 0 + -135 = -135 -1x = -135 Divide each side by '-1'. x = 135 Simplifying x = 135

Subproblem 2

Set the factor '(165 + x)' equal to zero and attempt to solve: Simplifying 165 + x = 0 Solving 165 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-165' to each side of the equation. 165 + -165 + x = 0 + -165 Combine like terms: 165 + -165 = 0 0 + x = 0 + -165 x = 0 + -165 Combine like terms: 0 + -165 = -165 x = -165 Simplifying x = -165

Solution

x = {135, -165}

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