X(X-6)=24

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Solution for X(X-6)=24 equation:


Simplifying
X(X + -6) = 24

Reorder the terms:
X(-6 + X) = 24
(-6 * X + X * X) = 24
(-6X + X2) = 24

Solving
-6X + X2 = 24

Solving for variable 'X'.

Reorder the terms:
-24 + -6X + X2 = 24 + -24

Combine like terms: 24 + -24 = 0
-24 + -6X + X2 = 0

Begin completing the square.

Move the constant term to the right:

Add '24' to each side of the equation.
-24 + -6X + 24 + X2 = 0 + 24

Reorder the terms:
-24 + 24 + -6X + X2 = 0 + 24

Combine like terms: -24 + 24 = 0
0 + -6X + X2 = 0 + 24
-6X + X2 = 0 + 24

Combine like terms: 0 + 24 = 24
-6X + X2 = 24

The X term is -6X.  Take half its coefficient (-3).
Square it (9) and add it to both sides.

Add '9' to each side of the equation.
-6X + 9 + X2 = 24 + 9

Reorder the terms:
9 + -6X + X2 = 24 + 9

Combine like terms: 24 + 9 = 33
9 + -6X + X2 = 33

Factor a perfect square on the left side:
(X + -3)(X + -3) = 33

Calculate the square root of the right side: 5.744562647

Break this problem into two subproblems by setting 
(X + -3) equal to 5.744562647 and -5.744562647.

Subproblem 1

X + -3 = 5.744562647 Simplifying X + -3 = 5.744562647 Reorder the terms: -3 + X = 5.744562647 Solving -3 + X = 5.744562647 Solving for variable 'X'. 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 = 5.744562647 + 3 Combine like terms: -3 + 3 = 0 0 + X = 5.744562647 + 3 X = 5.744562647 + 3 Combine like terms: 5.744562647 + 3 = 8.744562647 X = 8.744562647 Simplifying X = 8.744562647

Subproblem 2

X + -3 = -5.744562647 Simplifying X + -3 = -5.744562647 Reorder the terms: -3 + X = -5.744562647 Solving -3 + X = -5.744562647 Solving for variable 'X'. 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 = -5.744562647 + 3 Combine like terms: -3 + 3 = 0 0 + X = -5.744562647 + 3 X = -5.744562647 + 3 Combine like terms: -5.744562647 + 3 = -2.744562647 X = -2.744562647 Simplifying X = -2.744562647

Solution

The solution to the problem is based on the solutions from the subproblems. X = {8.744562647, -2.744562647}

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