15x-9=6x^2

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Solution for 15x-9=6x^2 equation:


Simplifying
15x + -9 = 6x2

Reorder the terms:
-9 + 15x = 6x2

Solving
-9 + 15x = 6x2

Solving for variable 'x'.

Combine like terms: 6x2 + -6x2 = 0
-9 + 15x + -6x2 = 0

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

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

Ignore the factor 3.

Subproblem 1

Set the factor '(-3 + 2x)' equal to zero and attempt to solve: Simplifying -3 + 2x = 0 Solving -3 + 2x = 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 + 2x = 0 + 3 Combine like terms: -3 + 3 = 0 0 + 2x = 0 + 3 2x = 0 + 3 Combine like terms: 0 + 3 = 3 2x = 3 Divide each side by '2'. x = 1.5 Simplifying x = 1.5

Subproblem 2

Set the factor '(1 + -1x)' equal to zero and attempt to solve: Simplifying 1 + -1x = 0 Solving 1 + -1x = 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 + -1x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -1x = 0 + -1 -1x = 0 + -1 Combine like terms: 0 + -1 = -1 -1x = -1 Divide each side by '-1'. x = 1 Simplifying x = 1

Solution

x = {1.5, 1}

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