5x^2-6=-13x

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Solution for 5x^2-6=-13x equation:


Simplifying
5x2 + -6 = -13x

Reorder the terms:
-6 + 5x2 = -13x

Solving
-6 + 5x2 = -13x

Solving for variable 'x'.

Reorder the terms:
-6 + 13x + 5x2 = -13x + 13x

Combine like terms: -13x + 13x = 0
-6 + 13x + 5x2 = 0

Factor a trinomial.
(-3 + -1x)(2 + -5x) = 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 '(2 + -5x)' equal to zero and attempt to solve: Simplifying 2 + -5x = 0 Solving 2 + -5x = 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 + -5x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -5x = 0 + -2 -5x = 0 + -2 Combine like terms: 0 + -2 = -2 -5x = -2 Divide each side by '-5'. x = 0.4 Simplifying x = 0.4

Solution

x = {-3, 0.4}

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