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

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


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

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

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

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

Combine like terms: -2x + 40x = 38x
2(-16 + 38x + 5x2) = 0
(-16 * 2 + 38x * 2 + 5x2 * 2) = 0
(-32 + 76x + 10x2) = 0

Solving
-32 + 76x + 10x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '2'.
2(-16 + 38x + 5x2) = 0

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

Ignore the factor 2.

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 '(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 = {-8, 0.4}

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