5x^2=6x+27

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Solution for 5x^2=6x+27 equation:


Simplifying
5x2 = 6x + 27

Reorder the terms:
5x2 = 27 + 6x

Solving
5x2 = 27 + 6x

Solving for variable 'x'.

Reorder the terms:
-27 + -6x + 5x2 = 27 + 6x + -27 + -6x

Reorder the terms:
-27 + -6x + 5x2 = 27 + -27 + 6x + -6x

Combine like terms: 27 + -27 = 0
-27 + -6x + 5x2 = 0 + 6x + -6x
-27 + -6x + 5x2 = 6x + -6x

Combine like terms: 6x + -6x = 0
-27 + -6x + 5x2 = 0

Factor a trinomial.
(-9 + -5x)(3 + -1x) = 0

Subproblem 1

Set the factor '(-9 + -5x)' equal to zero and attempt to solve: Simplifying -9 + -5x = 0 Solving -9 + -5x = 0 Move all terms containing x to the left, all other terms to the right. Add '9' to each side of the equation. -9 + 9 + -5x = 0 + 9 Combine like terms: -9 + 9 = 0 0 + -5x = 0 + 9 -5x = 0 + 9 Combine like terms: 0 + 9 = 9 -5x = 9 Divide each side by '-5'. x = -1.8 Simplifying x = -1.8

Subproblem 2

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

Solution

x = {-1.8, 3}

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