x(x-12)+20=0

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Solution for x(x-12)+20=0 equation:


Simplifying
x(x + -12) + 20 = 0

Reorder the terms:
x(-12 + x) + 20 = 0
(-12 * x + x * x) + 20 = 0
(-12x + x2) + 20 = 0

Reorder the terms:
20 + -12x + x2 = 0

Solving
20 + -12x + x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(2 + -1x)(10 + -1x) = 0

Subproblem 1

Set the factor '(2 + -1x)' equal to zero and attempt to solve: Simplifying 2 + -1x = 0 Solving 2 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + -1x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -1x = 0 + -2 -1x = 0 + -2 Combine like terms: 0 + -2 = -2 -1x = -2 Divide each side by '-1'. x = 2 Simplifying x = 2

Subproblem 2

Set the factor '(10 + -1x)' equal to zero and attempt to solve: Simplifying 10 + -1x = 0 Solving 10 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-10' to each side of the equation. 10 + -10 + -1x = 0 + -10 Combine like terms: 10 + -10 = 0 0 + -1x = 0 + -10 -1x = 0 + -10 Combine like terms: 0 + -10 = -10 -1x = -10 Divide each side by '-1'. x = 10 Simplifying x = 10

Solution

x = {2, 10}

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