X(9X+24)=4X^2-15X+54

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Solution for X(9X+24)=4X^2-15X+54 equation:


Simplifying
X(9X + 24) = 4X2 + -15X + 54

Reorder the terms:
X(24 + 9X) = 4X2 + -15X + 54
(24 * X + 9X * X) = 4X2 + -15X + 54
(24X + 9X2) = 4X2 + -15X + 54

Reorder the terms:
24X + 9X2 = 54 + -15X + 4X2

Solving
24X + 9X2 = 54 + -15X + 4X2

Solving for variable 'X'.

Reorder the terms:
-54 + 24X + 15X + 9X2 + -4X2 = 54 + -15X + 4X2 + -54 + 15X + -4X2

Combine like terms: 24X + 15X = 39X
-54 + 39X + 9X2 + -4X2 = 54 + -15X + 4X2 + -54 + 15X + -4X2

Combine like terms: 9X2 + -4X2 = 5X2
-54 + 39X + 5X2 = 54 + -15X + 4X2 + -54 + 15X + -4X2

Reorder the terms:
-54 + 39X + 5X2 = 54 + -54 + -15X + 15X + 4X2 + -4X2

Combine like terms: 54 + -54 = 0
-54 + 39X + 5X2 = 0 + -15X + 15X + 4X2 + -4X2
-54 + 39X + 5X2 = -15X + 15X + 4X2 + -4X2

Combine like terms: -15X + 15X = 0
-54 + 39X + 5X2 = 0 + 4X2 + -4X2
-54 + 39X + 5X2 = 4X2 + -4X2

Combine like terms: 4X2 + -4X2 = 0
-54 + 39X + 5X2 = 0

Factor a trinomial.
(-9 + -1X)(6 + -5X) = 0

Subproblem 1

Set the factor '(-9 + -1X)' equal to zero and attempt to solve: Simplifying -9 + -1X = 0 Solving -9 + -1X = 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 + -1X = 0 + 9 Combine like terms: -9 + 9 = 0 0 + -1X = 0 + 9 -1X = 0 + 9 Combine like terms: 0 + 9 = 9 -1X = 9 Divide each side by '-1'. X = -9 Simplifying X = -9

Subproblem 2

Set the factor '(6 + -5X)' equal to zero and attempt to solve: Simplifying 6 + -5X = 0 Solving 6 + -5X = 0 Move all terms containing X to the left, all other terms to the right. Add '-6' to each side of the equation. 6 + -6 + -5X = 0 + -6 Combine like terms: 6 + -6 = 0 0 + -5X = 0 + -6 -5X = 0 + -6 Combine like terms: 0 + -6 = -6 -5X = -6 Divide each side by '-5'. X = 1.2 Simplifying X = 1.2

Solution

X = {-9, 1.2}

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