40=(2x+8)(4x)(x)

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Solution for 40=(2x+8)(4x)(x) equation: 


Simplifying
40 = (2x + 8)(4x)(x)

Reorder the terms:
40 = (8 + 2x)(4x)(x)

Remove parenthesis around (4x)
40 = (8 + 2x) * 4x(x)

Reorder the terms for easier multiplication:
40 = 4x * x(8 + 2x)

Multiply x * x
40 = 4x2(8 + 2x)
40 = (8 * 4x2 + 2x * 4x2)
40 = (32x2 + 8x3)

Solving
40 = 32x2 + 8x3

Solving for variable 'x'.

Reorder the terms:
40 + -32x2 + -8x3 = 32x2 + -32x2 + 8x3 + -8x3

Combine like terms: 32x2 + -32x2 = 0
40 + -32x2 + -8x3 = 0 + 8x3 + -8x3
40 + -32x2 + -8x3 = 8x3 + -8x3

Combine like terms: 8x3 + -8x3 = 0
40 + -32x2 + -8x3 = 0

Factor out the Greatest Common Factor (GCF), '8'.
8(5 + -4x2 + -1x3) = 0

Ignore the factor 8.

Subproblem 1
Set the factor '(5 + -4x2 + -1x3)' equal to zero and attempt to solve:

Simplifying
5 + -4x2 + -1x3 = 0

Solving
5 + -4x2 + -1x3 = 0

The solution to this equation could not be determined.

This subproblem is being ignored because a solution could not be determined.

The solution to this equation could not be determined.

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