(5x^2+6x)(20x^2-7x-3)=0

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Solution for (5x^2+6x)(20x^2-7x-3)=0 equation: 


Simplifying
(5x2 + 6x)(20x2 + -7x + -3) = 0

Reorder the terms:
(6x + 5x2)(20x2 + -7x + -3) = 0

Reorder the terms:
(6x + 5x2)(-3 + -7x + 20x2) = 0

Multiply (6x + 5x2) * (-3 + -7x + 20x2)
(6x * (-3 + -7x + 20x2) + 5x2 * (-3 + -7x + 20x2)) = 0
((-3 * 6x + -7x * 6x + 20x2 * 6x) + 5x2 * (-3 + -7x + 20x2)) = 0
((-18x + -42x2 + 120x3) + 5x2 * (-3 + -7x + 20x2)) = 0
(-18x + -42x2 + 120x3 + (-3 * 5x2 + -7x * 5x2 + 20x2 * 5x2)) = 0
(-18x + -42x2 + 120x3 + (-15x2 + -35x3 + 100x4)) = 0

Reorder the terms:
(-18x + -42x2 + -15x2 + 120x3 + -35x3 + 100x4) = 0

Combine like terms: -42x2 + -15x2 = -57x2
(-18x + -57x2 + 120x3 + -35x3 + 100x4) = 0

Combine like terms: 120x3 + -35x3 = 85x3
(-18x + -57x2 + 85x3 + 100x4) = 0

Solving
-18x + -57x2 + 85x3 + 100x4 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), 'x'.
x(-18 + -57x + 85x2 + 100x3) = 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 '(-18 + -57x + 85x2 + 100x3)' equal to zero and attempt to solve:

Simplifying
-18 + -57x + 85x2 + 100x3 = 0

Solving
-18 + -57x + 85x2 + 100x3 = 0

The solution to this equation could not be determined.

This subproblem is being ignored because a solution could not be determined.
Solution
x = {0}

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