1.25=-2x^3+12x^2-20x+8.5

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Solution for 1.25=-2x^3+12x^2-20x+8.5 equation: 


Simplifying
1.25 = -2x3 + 12x2 + -20x + 8.5

Reorder the terms:
1.25 = 8.5 + -20x + 12x2 + -2x3

Solving
1.25 = 8.5 + -20x + 12x2 + -2x3

Solving for variable 'x'.

Combine like terms: 1.25 + -8.5 = -7.25
-7.25 + 20x + -12x2 + 2x3 = 8.5 + -20x + 12x2 + -2x3 + -8.5 + 20x + -12x2 + 2x3

Reorder the terms:
-7.25 + 20x + -12x2 + 2x3 = 8.5 + -8.5 + -20x + 20x + 12x2 + -12x2 + -2x3 + 2x3

Combine like terms: 8.5 + -8.5 = 0.0
-7.25 + 20x + -12x2 + 2x3 = 0.0 + -20x + 20x + 12x2 + -12x2 + -2x3 + 2x3
-7.25 + 20x + -12x2 + 2x3 = -20x + 20x + 12x2 + -12x2 + -2x3 + 2x3

Combine like terms: -20x + 20x = 0
-7.25 + 20x + -12x2 + 2x3 = 0 + 12x2 + -12x2 + -2x3 + 2x3
-7.25 + 20x + -12x2 + 2x3 = 12x2 + -12x2 + -2x3 + 2x3

Combine like terms: 12x2 + -12x2 = 0
-7.25 + 20x + -12x2 + 2x3 = 0 + -2x3 + 2x3
-7.25 + 20x + -12x2 + 2x3 = -2x3 + 2x3

Combine like terms: -2x3 + 2x3 = 0
-7.25 + 20x + -12x2 + 2x3 = 0

The solution to this equation could not be determined.

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