(x-13)(x-17)=0

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Solution for (x-13)(x-17)=0 equation:


Simplifying
(x + -13)(x + -17) = 0

Reorder the terms:
(-13 + x)(x + -17) = 0

Reorder the terms:
(-13 + x)(-17 + x) = 0

Multiply (-13 + x) * (-17 + x)
(-13(-17 + x) + x(-17 + x)) = 0
((-17 * -13 + x * -13) + x(-17 + x)) = 0
((221 + -13x) + x(-17 + x)) = 0
(221 + -13x + (-17 * x + x * x)) = 0
(221 + -13x + (-17x + x2)) = 0

Combine like terms: -13x + -17x = -30x
(221 + -30x + x2) = 0

Solving
221 + -30x + x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(13 + -1x)(17 + -1x) = 0

Subproblem 1

Set the factor '(13 + -1x)' equal to zero and attempt to solve: Simplifying 13 + -1x = 0 Solving 13 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-13' to each side of the equation. 13 + -13 + -1x = 0 + -13 Combine like terms: 13 + -13 = 0 0 + -1x = 0 + -13 -1x = 0 + -13 Combine like terms: 0 + -13 = -13 -1x = -13 Divide each side by '-1'. x = 13 Simplifying x = 13

Subproblem 2

Set the factor '(17 + -1x)' equal to zero and attempt to solve: Simplifying 17 + -1x = 0 Solving 17 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-17' to each side of the equation. 17 + -17 + -1x = 0 + -17 Combine like terms: 17 + -17 = 0 0 + -1x = 0 + -17 -1x = 0 + -17 Combine like terms: 0 + -17 = -17 -1x = -17 Divide each side by '-1'. x = 17 Simplifying x = 17

Solution

x = {13, 17}

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