(x+3)(x^3+4x^2+5x+7)=

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


Simplifying
(x + 3)(x3 + 4x2 + 5x + 7) = 0

Reorder the terms:
(3 + x)(x3 + 4x2 + 5x + 7) = 0

Reorder the terms:
(3 + x)(7 + 5x + 4x2 + x3) = 0

Multiply (3 + x) * (7 + 5x + 4x2 + x3)
(3(7 + 5x + 4x2 + x3) + x(7 + 5x + 4x2 + x3)) = 0
((7 * 3 + 5x * 3 + 4x2 * 3 + x3 * 3) + x(7 + 5x + 4x2 + x3)) = 0
((21 + 15x + 12x2 + 3x3) + x(7 + 5x + 4x2 + x3)) = 0
(21 + 15x + 12x2 + 3x3 + (7 * x + 5x * x + 4x2 * x + x3 * x)) = 0
(21 + 15x + 12x2 + 3x3 + (7x + 5x2 + 4x3 + x4)) = 0

Reorder the terms:
(21 + 15x + 7x + 12x2 + 5x2 + 3x3 + 4x3 + x4) = 0

Combine like terms: 15x + 7x = 22x
(21 + 22x + 12x2 + 5x2 + 3x3 + 4x3 + x4) = 0

Combine like terms: 12x2 + 5x2 = 17x2
(21 + 22x + 17x2 + 3x3 + 4x3 + x4) = 0

Combine like terms: 3x3 + 4x3 = 7x3
(21 + 22x + 17x2 + 7x3 + x4) = 0

Solving
21 + 22x + 17x2 + 7x3 + x4 = 0

Solving for variable 'x'.

The solution to this equation could not be determined.

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