f(x)=.4x^5-2x^4+x^3-.5x+3

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Solution for f(x)=.4x^5-2x^4+x^3-.5x+3 equation: 


Simplifying
f(x) = 0.4x5 + -2x4 + x3 + -0.5x + 3

Multiply f * x
fx = 0.4x5 + -2x4 + x3 + -0.5x + 3

Reorder the terms:
fx = 3 + -0.5x + x3 + -2x4 + 0.4x5

Solving
fx = 3 + -0.5x + x3 + -2x4 + 0.4x5

Solving for variable 'f'.

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

Divide each side by 'x'.
f = 3x-1 + -0.5 + x2 + -2x3 + 0.4x4

Simplifying
f = 3x-1 + -0.5 + x2 + -2x3 + 0.4x4

Reorder the terms:
f = -0.5 + 3x-1 + x2 + -2x3 + 0.4x4

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