(x^3+x^2+x+1)(15x-8)=

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Solution for (x^3+x^2+x+1)(15x-8)= equation:


Simplifying
(x3 + x2 + x + 1)(15x + -8) = 0

Reorder the terms:
(1 + x + x2 + x3)(15x + -8) = 0

Reorder the terms:
(1 + x + x2 + x3)(-8 + 15x) = 0

Multiply (1 + x + x2 + x3) * (-8 + 15x)
(1(-8 + 15x) + x(-8 + 15x) + x2(-8 + 15x) + x3(-8 + 15x)) = 0
((-8 * 1 + 15x * 1) + x(-8 + 15x) + x2(-8 + 15x) + x3(-8 + 15x)) = 0
((-8 + 15x) + x(-8 + 15x) + x2(-8 + 15x) + x3(-8 + 15x)) = 0
(-8 + 15x + (-8 * x + 15x * x) + x2(-8 + 15x) + x3(-8 + 15x)) = 0
(-8 + 15x + (-8x + 15x2) + x2(-8 + 15x) + x3(-8 + 15x)) = 0
(-8 + 15x + -8x + 15x2 + (-8 * x2 + 15x * x2) + x3(-8 + 15x)) = 0
(-8 + 15x + -8x + 15x2 + (-8x2 + 15x3) + x3(-8 + 15x)) = 0
(-8 + 15x + -8x + 15x2 + -8x2 + 15x3 + (-8 * x3 + 15x * x3)) = 0
(-8 + 15x + -8x + 15x2 + -8x2 + 15x3 + (-8x3 + 15x4)) = 0

Combine like terms: 15x + -8x = 7x
(-8 + 7x + 15x2 + -8x2 + 15x3 + -8x3 + 15x4) = 0

Combine like terms: 15x2 + -8x2 = 7x2
(-8 + 7x + 7x2 + 15x3 + -8x3 + 15x4) = 0

Combine like terms: 15x3 + -8x3 = 7x3
(-8 + 7x + 7x2 + 7x3 + 15x4) = 0

Solving
-8 + 7x + 7x2 + 7x3 + 15x4 = 0

Solving for variable 'x'.

The solution to this equation could not be determined.

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