15x^2-27x=6

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Solution for 15x^2-27x=6 equation:


Simplifying
15x2 + -27x = 6

Reorder the terms:
-27x + 15x2 = 6

Solving
-27x + 15x2 = 6

Solving for variable 'x'.

Reorder the terms:
-6 + -27x + 15x2 = 6 + -6

Combine like terms: 6 + -6 = 0
-6 + -27x + 15x2 = 0

Factor out the Greatest Common Factor (GCF), '3'.
3(-2 + -9x + 5x2) = 0

Factor a trinomial.
3((-1 + -5x)(2 + -1x)) = 0

Ignore the factor 3.

Subproblem 1

Set the factor '(-1 + -5x)' equal to zero and attempt to solve: Simplifying -1 + -5x = 0 Solving -1 + -5x = 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 + -5x = 0 + 1 Combine like terms: -1 + 1 = 0 0 + -5x = 0 + 1 -5x = 0 + 1 Combine like terms: 0 + 1 = 1 -5x = 1 Divide each side by '-5'. x = -0.2 Simplifying x = -0.2

Subproblem 2

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

Solution

x = {-0.2, 2}

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