6x^2+11x-13=x-9

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Solution for 6x^2+11x-13=x-9 equation:


Simplifying
6x2 + 11x + -13 = x + -9

Reorder the terms:
-13 + 11x + 6x2 = x + -9

Reorder the terms:
-13 + 11x + 6x2 = -9 + x

Solving
-13 + 11x + 6x2 = -9 + x

Solving for variable 'x'.

Reorder the terms:
-13 + 9 + 11x + -1x + 6x2 = -9 + x + 9 + -1x

Combine like terms: -13 + 9 = -4
-4 + 11x + -1x + 6x2 = -9 + x + 9 + -1x

Combine like terms: 11x + -1x = 10x
-4 + 10x + 6x2 = -9 + x + 9 + -1x

Reorder the terms:
-4 + 10x + 6x2 = -9 + 9 + x + -1x

Combine like terms: -9 + 9 = 0
-4 + 10x + 6x2 = 0 + x + -1x
-4 + 10x + 6x2 = x + -1x

Combine like terms: x + -1x = 0
-4 + 10x + 6x2 = 0

Factor out the Greatest Common Factor (GCF), '2'.
2(-2 + 5x + 3x2) = 0

Factor a trinomial.
2((-2 + -1x)(1 + -3x)) = 0

Ignore the factor 2.

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 '(1 + -3x)' equal to zero and attempt to solve: Simplifying 1 + -3x = 0 Solving 1 + -3x = 0 Move all terms containing x to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + -3x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -3x = 0 + -1 -3x = 0 + -1 Combine like terms: 0 + -1 = -1 -3x = -1 Divide each side by '-3'. x = 0.3333333333 Simplifying x = 0.3333333333

Solution

x = {-2, 0.3333333333}

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