x^2=13x-30

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Solution for x^2=13x-30 equation:


Simplifying
x2 = 13x + -30

Reorder the terms:
x2 = -30 + 13x

Solving
x2 = -30 + 13x

Solving for variable 'x'.

Reorder the terms:
30 + -13x + x2 = -30 + 13x + 30 + -13x

Reorder the terms:
30 + -13x + x2 = -30 + 30 + 13x + -13x

Combine like terms: -30 + 30 = 0
30 + -13x + x2 = 0 + 13x + -13x
30 + -13x + x2 = 13x + -13x

Combine like terms: 13x + -13x = 0
30 + -13x + x2 = 0

Factor a trinomial.
(3 + -1x)(10 + -1x) = 0

Subproblem 1

Set the factor '(3 + -1x)' equal to zero and attempt to solve: Simplifying 3 + -1x = 0 Solving 3 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + -1x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + -1x = 0 + -3 -1x = 0 + -3 Combine like terms: 0 + -3 = -3 -1x = -3 Divide each side by '-1'. x = 3 Simplifying x = 3

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 = {3, 10}

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