x(5x-2)(x+8)=

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Solution for x(5x-2)(x+8)= equation: 


Simplifying
x(5x + -2)(x + 8) = 0

Reorder the terms:
x(-2 + 5x)(x + 8) = 0

Reorder the terms:
x(-2 + 5x)(8 + x) = 0

Multiply (-2 + 5x) * (8 + x)
x(-2(8 + x) + 5x * (8 + x)) = 0
x((8 * -2 + x * -2) + 5x * (8 + x)) = 0
x((-16 + -2x) + 5x * (8 + x)) = 0
x(-16 + -2x + (8 * 5x + x * 5x)) = 0
x(-16 + -2x + (40x + 5x2)) = 0

Combine like terms: -2x + 40x = 38x
x(-16 + 38x + 5x2) = 0
(-16 * x + 38x * x + 5x2 * x) = 0
(-16x + 38x2 + 5x3) = 0

Solving
-16x + 38x2 + 5x3 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), 'x'.
x(-16 + 38x + 5x2) = 0

Factor a trinomial.
x((-8 + -1x)(2 + -5x)) = 0


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 '(-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 3
Set the factor '(2 + -5x)' equal to zero and attempt to solve:

Simplifying
2 + -5x = 0

Solving
2 + -5x = 0

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

Add '-2' to each side of the equation.
2 + -2 + -5x = 0 + -2

Combine like terms: 2 + -2 = 0
0 + -5x = 0 + -2
-5x = 0 + -2

Combine like terms: 0 + -2 = -2
-5x = -2

Divide each side by '-5'.
x = 0.4

Simplifying
x = 0.4
Solution
x = {0, -8, 0.4}

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