18x^3+21x^2+14X+4=0

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Solution for 18x^3+21x^2+14X+4=0 equation:


Simplifying
18x3 + 21x2 + 14X + 4 = 0

Reorder the terms:
4 + 14X + 21x2 + 18x3 = 0

Solving
4 + 14X + 21x2 + 18x3 = 0

Solving for variable 'X'.

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

Add '-4' to each side of the equation.
4 + 14X + 21x2 + -4 + 18x3 = 0 + -4

Reorder the terms:
4 + -4 + 14X + 21x2 + 18x3 = 0 + -4

Combine like terms: 4 + -4 = 0
0 + 14X + 21x2 + 18x3 = 0 + -4
14X + 21x2 + 18x3 = 0 + -4

Combine like terms: 0 + -4 = -4
14X + 21x2 + 18x3 = -4

Add '-21x2' to each side of the equation.
14X + 21x2 + -21x2 + 18x3 = -4 + -21x2

Combine like terms: 21x2 + -21x2 = 0
14X + 0 + 18x3 = -4 + -21x2
14X + 18x3 = -4 + -21x2

Add '-18x3' to each side of the equation.
14X + 18x3 + -18x3 = -4 + -21x2 + -18x3

Combine like terms: 18x3 + -18x3 = 0
14X + 0 = -4 + -21x2 + -18x3
14X = -4 + -21x2 + -18x3

Divide each side by '14'.
X = -0.2857142857 + -1.5x2 + -1.285714286x3

Simplifying
X = -0.2857142857 + -1.5x2 + -1.285714286x3

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