6x^2=27x+15

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


Simplifying
6x2 = 27x + 15

Reorder the terms:
6x2 = 15 + 27x

Solving
6x2 = 15 + 27x

Solving for variable 'x'.

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

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

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

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

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

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

Ignore the factor 3.

Subproblem 1

Set the factor '(-1 + -2x)' equal to zero and attempt to solve: Simplifying -1 + -2x = 0 Solving -1 + -2x = 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 + -2x = 0 + 1 Combine like terms: -1 + 1 = 0 0 + -2x = 0 + 1 -2x = 0 + 1 Combine like terms: 0 + 1 = 1 -2x = 1 Divide each side by '-2'. x = -0.5 Simplifying x = -0.5

Subproblem 2

Set the factor '(5 + -1x)' equal to zero and attempt to solve: Simplifying 5 + -1x = 0 Solving 5 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + -1x = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -1x = 0 + -5 -1x = 0 + -5 Combine like terms: 0 + -5 = -5 -1x = -5 Divide each side by '-1'. x = 5 Simplifying x = 5

Solution

x = {-0.5, 5}

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