x(x-6)=280

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Solution for x(x-6)=280 equation:


Simplifying
x(x + -6) = 280

Reorder the terms:
x(-6 + x) = 280
(-6 * x + x * x) = 280
(-6x + x2) = 280

Solving
-6x + x2 = 280

Solving for variable 'x'.

Reorder the terms:
-280 + -6x + x2 = 280 + -280

Combine like terms: 280 + -280 = 0
-280 + -6x + x2 = 0

Factor a trinomial.
(-14 + -1x)(20 + -1x) = 0

Subproblem 1

Set the factor '(-14 + -1x)' equal to zero and attempt to solve: Simplifying -14 + -1x = 0 Solving -14 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '14' to each side of the equation. -14 + 14 + -1x = 0 + 14 Combine like terms: -14 + 14 = 0 0 + -1x = 0 + 14 -1x = 0 + 14 Combine like terms: 0 + 14 = 14 -1x = 14 Divide each side by '-1'. x = -14 Simplifying x = -14

Subproblem 2

Set the factor '(20 + -1x)' equal to zero and attempt to solve: Simplifying 20 + -1x = 0 Solving 20 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-20' to each side of the equation. 20 + -20 + -1x = 0 + -20 Combine like terms: 20 + -20 = 0 0 + -1x = 0 + -20 -1x = 0 + -20 Combine like terms: 0 + -20 = -20 -1x = -20 Divide each side by '-1'. x = 20 Simplifying x = 20

Solution

x = {-14, 20}

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