2x^3+kx^2-2x+15=0

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Solution for 2x^3+kx^2-2x+15=0 equation:


Simplifying
2x3 + kx2 + -2x + 15 = 0

Reorder the terms:
15 + kx2 + -2x + 2x3 = 0

Solving
15 + kx2 + -2x + 2x3 = 0

Solving for variable 'k'.

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

Add '-15' to each side of the equation.
15 + kx2 + -2x + -15 + 2x3 = 0 + -15

Reorder the terms:
15 + -15 + kx2 + -2x + 2x3 = 0 + -15

Combine like terms: 15 + -15 = 0
0 + kx2 + -2x + 2x3 = 0 + -15
kx2 + -2x + 2x3 = 0 + -15

Combine like terms: 0 + -15 = -15
kx2 + -2x + 2x3 = -15

Add '2x' to each side of the equation.
kx2 + -2x + 2x + 2x3 = -15 + 2x

Combine like terms: -2x + 2x = 0
kx2 + 0 + 2x3 = -15 + 2x
kx2 + 2x3 = -15 + 2x

Add '-2x3' to each side of the equation.
kx2 + 2x3 + -2x3 = -15 + 2x + -2x3

Combine like terms: 2x3 + -2x3 = 0
kx2 + 0 = -15 + 2x + -2x3
kx2 = -15 + 2x + -2x3

Divide each side by 'x2'.
k = -15x-2 + 2x-1 + -2x

Simplifying
k = -15x-2 + 2x-1 + -2x

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