5(x^3-20X^2+51x+216)=0

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Solution for 5(x^3-20X^2+51x+216)=0 equation:


Simplifying
5(x3 + -20X2 + 51x + 216) = 0

Reorder the terms:
5(216 + -20X2 + 51x + x3) = 0
(216 * 5 + -20X2 * 5 + 51x * 5 + x3 * 5) = 0
(1080 + -100X2 + 255x + 5x3) = 0

Solving
1080 + -100X2 + 255x + 5x3 = 0

Solving for variable 'X'.

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

Add '-1080' to each side of the equation.
1080 + -100X2 + 255x + -1080 + 5x3 = 0 + -1080

Reorder the terms:
1080 + -1080 + -100X2 + 255x + 5x3 = 0 + -1080

Combine like terms: 1080 + -1080 = 0
0 + -100X2 + 255x + 5x3 = 0 + -1080
-100X2 + 255x + 5x3 = 0 + -1080

Combine like terms: 0 + -1080 = -1080
-100X2 + 255x + 5x3 = -1080

Add '-255x' to each side of the equation.
-100X2 + 255x + -255x + 5x3 = -1080 + -255x

Combine like terms: 255x + -255x = 0
-100X2 + 0 + 5x3 = -1080 + -255x
-100X2 + 5x3 = -1080 + -255x

Add '-5x3' to each side of the equation.
-100X2 + 5x3 + -5x3 = -1080 + -255x + -5x3

Combine like terms: 5x3 + -5x3 = 0
-100X2 + 0 = -1080 + -255x + -5x3
-100X2 = -1080 + -255x + -5x3

Divide each side by '-100'.
X2 = 10.8 + 2.55x + 0.05x3

Simplifying
X2 = 10.8 + 2.55x + 0.05x3

Reorder the terms:
-10.8 + X2 + -2.55x + -0.05x3 = 10.8 + 2.55x + 0.05x3 + -10.8 + -2.55x + -0.05x3

Reorder the terms:
-10.8 + X2 + -2.55x + -0.05x3 = 10.8 + -10.8 + 2.55x + -2.55x + 0.05x3 + -0.05x3

Combine like terms: 10.8 + -10.8 = 0.0
-10.8 + X2 + -2.55x + -0.05x3 = 0.0 + 2.55x + -2.55x + 0.05x3 + -0.05x3
-10.8 + X2 + -2.55x + -0.05x3 = 2.55x + -2.55x + 0.05x3 + -0.05x3

Combine like terms: 2.55x + -2.55x = 0.00
-10.8 + X2 + -2.55x + -0.05x3 = 0.00 + 0.05x3 + -0.05x3
-10.8 + X2 + -2.55x + -0.05x3 = 0.05x3 + -0.05x3

Combine like terms: 0.05x3 + -0.05x3 = 0.00
-10.8 + X2 + -2.55x + -0.05x3 = 0.00

The solution to this equation could not be determined.

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