y^3+2y^2-4e-8=0

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Solution for y^3+2y^2-4e-8=0 equation:


Simplifying
y3 + 2y2 + -4e + -8 = 0

Reorder the terms:
-8 + -4e + 2y2 + y3 = 0

Solving
-8 + -4e + 2y2 + y3 = 0

Solving for variable 'e'.

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

Add '8' to each side of the equation.
-8 + -4e + 2y2 + 8 + y3 = 0 + 8

Reorder the terms:
-8 + 8 + -4e + 2y2 + y3 = 0 + 8

Combine like terms: -8 + 8 = 0
0 + -4e + 2y2 + y3 = 0 + 8
-4e + 2y2 + y3 = 0 + 8

Combine like terms: 0 + 8 = 8
-4e + 2y2 + y3 = 8

Add '-2y2' to each side of the equation.
-4e + 2y2 + -2y2 + y3 = 8 + -2y2

Combine like terms: 2y2 + -2y2 = 0
-4e + 0 + y3 = 8 + -2y2
-4e + y3 = 8 + -2y2

Add '-1y3' to each side of the equation.
-4e + y3 + -1y3 = 8 + -2y2 + -1y3

Combine like terms: y3 + -1y3 = 0
-4e + 0 = 8 + -2y2 + -1y3
-4e = 8 + -2y2 + -1y3

Divide each side by '-4'.
e = -2 + 0.5y2 + 0.25y3

Simplifying
e = -2 + 0.5y2 + 0.25y3

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