4x^2-24x=5x^2-18x+9

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Solution for 4x^2-24x=5x^2-18x+9 equation:


Simplifying
4x2 + -24x = 5x2 + -18x + 9

Reorder the terms:
-24x + 4x2 = 5x2 + -18x + 9

Reorder the terms:
-24x + 4x2 = 9 + -18x + 5x2

Solving
-24x + 4x2 = 9 + -18x + 5x2

Solving for variable 'x'.

Reorder the terms:
-9 + -24x + 18x + 4x2 + -5x2 = 9 + -18x + 5x2 + -9 + 18x + -5x2

Combine like terms: -24x + 18x = -6x
-9 + -6x + 4x2 + -5x2 = 9 + -18x + 5x2 + -9 + 18x + -5x2

Combine like terms: 4x2 + -5x2 = -1x2
-9 + -6x + -1x2 = 9 + -18x + 5x2 + -9 + 18x + -5x2

Reorder the terms:
-9 + -6x + -1x2 = 9 + -9 + -18x + 18x + 5x2 + -5x2

Combine like terms: 9 + -9 = 0
-9 + -6x + -1x2 = 0 + -18x + 18x + 5x2 + -5x2
-9 + -6x + -1x2 = -18x + 18x + 5x2 + -5x2

Combine like terms: -18x + 18x = 0
-9 + -6x + -1x2 = 0 + 5x2 + -5x2
-9 + -6x + -1x2 = 5x2 + -5x2

Combine like terms: 5x2 + -5x2 = 0
-9 + -6x + -1x2 = 0

Factor out the Greatest Common Factor (GCF), '-1'.
-1(9 + 6x + x2) = 0

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

Ignore the factor -1.

Subproblem 1

Set the factor '(3 + x)' equal to zero and attempt to solve: Simplifying 3 + x = 0 Solving 3 + x = 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 + x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + x = 0 + -3 x = 0 + -3 Combine like terms: 0 + -3 = -3 x = -3 Simplifying x = -3

Subproblem 2

Set the factor '(3 + x)' equal to zero and attempt to solve: Simplifying 3 + x = 0 Solving 3 + x = 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 + x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + x = 0 + -3 x = 0 + -3 Combine like terms: 0 + -3 = -3 x = -3 Simplifying x = -3

Solution

x = {-3, -3}

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