Y^3+2y^2=9y-18

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Solution for Y^3+2y^2=9y-18 equation:


Simplifying
Y3 + 2y2 = 9y + -18

Reorder the terms:
Y3 + 2y2 = -18 + 9y

Solving
Y3 + 2y2 = -18 + 9y

Solving for variable 'Y'.

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

Add '-2y2' to each side of the equation.
Y3 + 2y2 + -2y2 = -18 + 9y + -2y2

Combine like terms: 2y2 + -2y2 = 0
Y3 + 0 = -18 + 9y + -2y2
Y3 = -18 + 9y + -2y2

Simplifying
Y3 = -18 + 9y + -2y2

Reorder the terms:
18 + Y3 + -9y + 2y2 = -18 + 9y + -2y2 + 18 + -9y + 2y2

Reorder the terms:
18 + Y3 + -9y + 2y2 = -18 + 18 + 9y + -9y + -2y2 + 2y2

Combine like terms: -18 + 18 = 0
18 + Y3 + -9y + 2y2 = 0 + 9y + -9y + -2y2 + 2y2
18 + Y3 + -9y + 2y2 = 9y + -9y + -2y2 + 2y2

Combine like terms: 9y + -9y = 0
18 + Y3 + -9y + 2y2 = 0 + -2y2 + 2y2
18 + Y3 + -9y + 2y2 = -2y2 + 2y2

Combine like terms: -2y2 + 2y2 = 0
18 + Y3 + -9y + 2y2 = 0

The solution to this equation could not be determined.

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