x(x-16)=3(24-5x)

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Solution for x(x-16)=3(24-5x) equation: 


Simplifying
x(x + -16) = 3(24 + -5x)

Reorder the terms:
x(-16 + x) = 3(24 + -5x)
(-16 * x + x * x) = 3(24 + -5x)
(-16x + x2) = 3(24 + -5x)
-16x + x2 = (24 * 3 + -5x * 3)
-16x + x2 = (72 + -15x)

Solving
-16x + x2 = 72 + -15x

Solving for variable 'x'.

Reorder the terms:
-72 + -16x + 15x + x2 = 72 + -15x + -72 + 15x

Combine like terms: -16x + 15x = -1x
-72 + -1x + x2 = 72 + -15x + -72 + 15x

Reorder the terms:
-72 + -1x + x2 = 72 + -72 + -15x + 15x

Combine like terms: 72 + -72 = 0
-72 + -1x + x2 = 0 + -15x + 15x
-72 + -1x + x2 = -15x + 15x

Combine like terms: -15x + 15x = 0
-72 + -1x + x2 = 0

Factor a trinomial.
(-8 + -1x)(9 + -1x) = 0


Subproblem 1
Set the factor '(-8 + -1x)' equal to zero and attempt to solve:

Simplifying
-8 + -1x = 0

Solving
-8 + -1x = 0

Move all terms containing x to the left, all other terms to the right.

Add '8' to each side of the equation.
-8 + 8 + -1x = 0 + 8

Combine like terms: -8 + 8 = 0
0 + -1x = 0 + 8
-1x = 0 + 8

Combine like terms: 0 + 8 = 8
-1x = 8

Divide each side by '-1'.
x = -8

Simplifying
x = -8

Subproblem 2
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
Solution
x = {-8, 9}

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