(3x^2+5x)(25x^2-15x-4)=0

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Solution for (3x^2+5x)(25x^2-15x-4)=0 equation: 


Simplifying
(3x2 + 5x)(25x2 + -15x + -4) = 0

Reorder the terms:
(5x + 3x2)(25x2 + -15x + -4) = 0

Reorder the terms:
(5x + 3x2)(-4 + -15x + 25x2) = 0

Multiply (5x + 3x2) * (-4 + -15x + 25x2)
(5x * (-4 + -15x + 25x2) + 3x2 * (-4 + -15x + 25x2)) = 0
((-4 * 5x + -15x * 5x + 25x2 * 5x) + 3x2 * (-4 + -15x + 25x2)) = 0
((-20x + -75x2 + 125x3) + 3x2 * (-4 + -15x + 25x2)) = 0
(-20x + -75x2 + 125x3 + (-4 * 3x2 + -15x * 3x2 + 25x2 * 3x2)) = 0
(-20x + -75x2 + 125x3 + (-12x2 + -45x3 + 75x4)) = 0

Reorder the terms:
(-20x + -75x2 + -12x2 + 125x3 + -45x3 + 75x4) = 0

Combine like terms: -75x2 + -12x2 = -87x2
(-20x + -87x2 + 125x3 + -45x3 + 75x4) = 0

Combine like terms: 125x3 + -45x3 = 80x3
(-20x + -87x2 + 80x3 + 75x4) = 0

Solving
-20x + -87x2 + 80x3 + 75x4 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), 'x'.
x(-20 + -87x + 80x2 + 75x3) = 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 '(-20 + -87x + 80x2 + 75x3)' equal to zero and attempt to solve:

Simplifying
-20 + -87x + 80x2 + 75x3 = 0

Solving
-20 + -87x + 80x2 + 75x3 = 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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