(7x+4)(3x^2-11x-4)=0

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Solution for (7x+4)(3x^2-11x-4)=0 equation: 


Simplifying
(7x + 4)(3x2 + -11x + -4) = 0

Reorder the terms:
(4 + 7x)(3x2 + -11x + -4) = 0

Reorder the terms:
(4 + 7x)(-4 + -11x + 3x2) = 0

Multiply (4 + 7x) * (-4 + -11x + 3x2)
(4(-4 + -11x + 3x2) + 7x * (-4 + -11x + 3x2)) = 0
((-4 * 4 + -11x * 4 + 3x2 * 4) + 7x * (-4 + -11x + 3x2)) = 0
((-16 + -44x + 12x2) + 7x * (-4 + -11x + 3x2)) = 0
(-16 + -44x + 12x2 + (-4 * 7x + -11x * 7x + 3x2 * 7x)) = 0
(-16 + -44x + 12x2 + (-28x + -77x2 + 21x3)) = 0

Reorder the terms:
(-16 + -44x + -28x + 12x2 + -77x2 + 21x3) = 0

Combine like terms: -44x + -28x = -72x
(-16 + -72x + 12x2 + -77x2 + 21x3) = 0

Combine like terms: 12x2 + -77x2 = -65x2
(-16 + -72x + -65x2 + 21x3) = 0

Solving
-16 + -72x + -65x2 + 21x3 = 0

Solving for variable 'x'.

The solution to this equation could not be determined.

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