(4x+9)(x^2+x-42)=0

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Solution for (4x+9)(x^2+x-42)=0 equation: 


Simplifying
(4x + 9)(x2 + x + -42) = 0

Reorder the terms:
(9 + 4x)(x2 + x + -42) = 0

Reorder the terms:
(9 + 4x)(-42 + x + x2) = 0

Multiply (9 + 4x) * (-42 + x + x2)
(9(-42 + x + x2) + 4x * (-42 + x + x2)) = 0
((-42 * 9 + x * 9 + x2 * 9) + 4x * (-42 + x + x2)) = 0
((-378 + 9x + 9x2) + 4x * (-42 + x + x2)) = 0
(-378 + 9x + 9x2 + (-42 * 4x + x * 4x + x2 * 4x)) = 0
(-378 + 9x + 9x2 + (-168x + 4x2 + 4x3)) = 0

Reorder the terms:
(-378 + 9x + -168x + 9x2 + 4x2 + 4x3) = 0

Combine like terms: 9x + -168x = -159x
(-378 + -159x + 9x2 + 4x2 + 4x3) = 0

Combine like terms: 9x2 + 4x2 = 13x2
(-378 + -159x + 13x2 + 4x3) = 0

Solving
-378 + -159x + 13x2 + 4x3 = 0

Solving for variable 'x'.

The solution to this equation could not be determined.

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