(7x+4)(3x^2-14x-5)=0

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Solution for (7x+4)(3x^2-14x-5)=0 equation: 


Simplifying
(7x + 4)(3x2 + -14x + -5) = 0

Reorder the terms:
(4 + 7x)(3x2 + -14x + -5) = 0

Reorder the terms:
(4 + 7x)(-5 + -14x + 3x2) = 0

Multiply (4 + 7x) * (-5 + -14x + 3x2)
(4(-5 + -14x + 3x2) + 7x * (-5 + -14x + 3x2)) = 0
((-5 * 4 + -14x * 4 + 3x2 * 4) + 7x * (-5 + -14x + 3x2)) = 0
((-20 + -56x + 12x2) + 7x * (-5 + -14x + 3x2)) = 0
(-20 + -56x + 12x2 + (-5 * 7x + -14x * 7x + 3x2 * 7x)) = 0
(-20 + -56x + 12x2 + (-35x + -98x2 + 21x3)) = 0

Reorder the terms:
(-20 + -56x + -35x + 12x2 + -98x2 + 21x3) = 0

Combine like terms: -56x + -35x = -91x
(-20 + -91x + 12x2 + -98x2 + 21x3) = 0

Combine like terms: 12x2 + -98x2 = -86x2
(-20 + -91x + -86x2 + 21x3) = 0

Solving
-20 + -91x + -86x2 + 21x3 = 0

Solving for variable 'x'.

The solution to this equation could not be determined.

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