5x(x+3)(x-8)=0

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Solution for 5x(x+3)(x-8)=0 equation: 


Simplifying
5x(x + 3)(x + -8) = 0

Reorder the terms:
5x(3 + x)(x + -8) = 0

Reorder the terms:
5x(3 + x)(-8 + x) = 0

Multiply (3 + x) * (-8 + x)
5x(3(-8 + x) + x(-8 + x)) = 0
5x((-8 * 3 + x * 3) + x(-8 + x)) = 0
5x((-24 + 3x) + x(-8 + x)) = 0
5x(-24 + 3x + (-8 * x + x * x)) = 0
5x(-24 + 3x + (-8x + x2)) = 0

Combine like terms: 3x + -8x = -5x
5x(-24 + -5x + x2) = 0
(-24 * 5x + -5x * 5x + x2 * 5x) = 0
(-120x + -25x2 + 5x3) = 0

Solving
-120x + -25x2 + 5x3 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '5x'.
5x(-24 + -5x + x2) = 0

Factor a trinomial.
5x((-3 + -1x)(8 + -1x)) = 0

Ignore the factor 5.

Subproblem 1
Set the factor 'x' equal to zero and attempt to solve:

Simplifying
x = 0

Solving
x = 0

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

Simplifying
x = 0

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

Subproblem 3
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
Solution
x = {0, -3, 8}

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