X^3+12x^2+21x+98=0

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Solution for X^3+12x^2+21x+98=0 equation:


Simplifying
X3 + 12x2 + 21x + 98 = 0

Reorder the terms:
98 + X3 + 21x + 12x2 = 0

Solving
98 + X3 + 21x + 12x2 = 0

Solving for variable 'X'.

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

Add '-98' to each side of the equation.
98 + X3 + 21x + -98 + 12x2 = 0 + -98

Reorder the terms:
98 + -98 + X3 + 21x + 12x2 = 0 + -98

Combine like terms: 98 + -98 = 0
0 + X3 + 21x + 12x2 = 0 + -98
X3 + 21x + 12x2 = 0 + -98

Combine like terms: 0 + -98 = -98
X3 + 21x + 12x2 = -98

Add '-21x' to each side of the equation.
X3 + 21x + -21x + 12x2 = -98 + -21x

Combine like terms: 21x + -21x = 0
X3 + 0 + 12x2 = -98 + -21x
X3 + 12x2 = -98 + -21x

Add '-12x2' to each side of the equation.
X3 + 12x2 + -12x2 = -98 + -21x + -12x2

Combine like terms: 12x2 + -12x2 = 0
X3 + 0 = -98 + -21x + -12x2
X3 = -98 + -21x + -12x2

Simplifying
X3 = -98 + -21x + -12x2

Reorder the terms:
98 + X3 + 21x + 12x2 = -98 + -21x + -12x2 + 98 + 21x + 12x2

Reorder the terms:
98 + X3 + 21x + 12x2 = -98 + 98 + -21x + 21x + -12x2 + 12x2

Combine like terms: -98 + 98 = 0
98 + X3 + 21x + 12x2 = 0 + -21x + 21x + -12x2 + 12x2
98 + X3 + 21x + 12x2 = -21x + 21x + -12x2 + 12x2

Combine like terms: -21x + 21x = 0
98 + X3 + 21x + 12x2 = 0 + -12x2 + 12x2
98 + X3 + 21x + 12x2 = -12x2 + 12x2

Combine like terms: -12x2 + 12x2 = 0
98 + X3 + 21x + 12x2 = 0

The solution to this equation could not be determined.

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