(x+3)(5x-4)(2x+1)=0

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Solution for (x+3)(5x-4)(2x+1)=0 equation:


Simplifying
(x + 3)(5x + -4)(2x + 1) = 0

Reorder the terms:
(3 + x)(5x + -4)(2x + 1) = 0

Reorder the terms:
(3 + x)(-4 + 5x)(2x + 1) = 0

Reorder the terms:
(3 + x)(-4 + 5x)(1 + 2x) = 0

Multiply (3 + x) * (-4 + 5x)
(3(-4 + 5x) + x(-4 + 5x))(1 + 2x) = 0
((-4 * 3 + 5x * 3) + x(-4 + 5x))(1 + 2x) = 0
((-12 + 15x) + x(-4 + 5x))(1 + 2x) = 0
(-12 + 15x + (-4 * x + 5x * x))(1 + 2x) = 0
(-12 + 15x + (-4x + 5x2))(1 + 2x) = 0

Combine like terms: 15x + -4x = 11x
(-12 + 11x + 5x2)(1 + 2x) = 0

Multiply (-12 + 11x + 5x2) * (1 + 2x)
(-12(1 + 2x) + 11x * (1 + 2x) + 5x2 * (1 + 2x)) = 0
((1 * -12 + 2x * -12) + 11x * (1 + 2x) + 5x2 * (1 + 2x)) = 0
((-12 + -24x) + 11x * (1 + 2x) + 5x2 * (1 + 2x)) = 0
(-12 + -24x + (1 * 11x + 2x * 11x) + 5x2 * (1 + 2x)) = 0
(-12 + -24x + (11x + 22x2) + 5x2 * (1 + 2x)) = 0
(-12 + -24x + 11x + 22x2 + (1 * 5x2 + 2x * 5x2)) = 0
(-12 + -24x + 11x + 22x2 + (5x2 + 10x3)) = 0

Combine like terms: -24x + 11x = -13x
(-12 + -13x + 22x2 + 5x2 + 10x3) = 0

Combine like terms: 22x2 + 5x2 = 27x2
(-12 + -13x + 27x2 + 10x3) = 0

Solving
-12 + -13x + 27x2 + 10x3 = 0

Solving for variable 'x'.

The solution to this equation could not be determined.

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