(3x+7)(3x^2-13x+4)=0

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Solution for (3x+7)(3x^2-13x+4)=0 equation: 


Simplifying
(3x + 7)(3x2 + -13x + 4) = 0

Reorder the terms:
(7 + 3x)(3x2 + -13x + 4) = 0

Reorder the terms:
(7 + 3x)(4 + -13x + 3x2) = 0

Multiply (7 + 3x) * (4 + -13x + 3x2)
(7(4 + -13x + 3x2) + 3x * (4 + -13x + 3x2)) = 0
((4 * 7 + -13x * 7 + 3x2 * 7) + 3x * (4 + -13x + 3x2)) = 0
((28 + -91x + 21x2) + 3x * (4 + -13x + 3x2)) = 0
(28 + -91x + 21x2 + (4 * 3x + -13x * 3x + 3x2 * 3x)) = 0
(28 + -91x + 21x2 + (12x + -39x2 + 9x3)) = 0

Reorder the terms:
(28 + -91x + 12x + 21x2 + -39x2 + 9x3) = 0

Combine like terms: -91x + 12x = -79x
(28 + -79x + 21x2 + -39x2 + 9x3) = 0

Combine like terms: 21x2 + -39x2 = -18x2
(28 + -79x + -18x2 + 9x3) = 0

Solving
28 + -79x + -18x2 + 9x3 = 0

Solving for variable 'x'.

The solution to this equation could not be determined.

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