r(x)=x^4+2x^3-sx^2-6x

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Solution for r(x)=x^4+2x^3-sx^2-6x equation: 


Simplifying
r(x) = x4 + 2x3 + -1sx2 + -6x

Multiply r * x
rx = x4 + 2x3 + -1sx2 + -6x

Reorder the terms:
rx = -1sx2 + -6x + 2x3 + x4

Solving
rx = -1sx2 + -6x + 2x3 + x4

Solving for variable 'r'.

Move all terms containing r to the left, all other terms to the right.

Divide each side by 'x'.
r = -1sx + -6 + 2x2 + x3

Simplifying
r = -1sx + -6 + 2x2 + x3

Reorder the terms:
r = -6 + -1sx + 2x2 + x3

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