(-2k^3+k^2-9)-(5k^3-3k+7)=0

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Solution for (-2k^3+k^2-9)-(5k^3-3k+7)=0 equation: 


Simplifying
(-2k3 + k2 + -9) + -1(5k3 + -3k + 7) = 0

Reorder the terms:
(-9 + k2 + -2k3) + -1(5k3 + -3k + 7) = 0

Remove parenthesis around (-9 + k2 + -2k3)
-9 + k2 + -2k3 + -1(5k3 + -3k + 7) = 0

Reorder the terms:
-9 + k2 + -2k3 + -1(7 + -3k + 5k3) = 0
-9 + k2 + -2k3 + (7 * -1 + -3k * -1 + 5k3 * -1) = 0
-9 + k2 + -2k3 + (-7 + 3k + -5k3) = 0

Reorder the terms:
-9 + -7 + 3k + k2 + -2k3 + -5k3 = 0

Combine like terms: -9 + -7 = -16
-16 + 3k + k2 + -2k3 + -5k3 = 0

Combine like terms: -2k3 + -5k3 = -7k3
-16 + 3k + k2 + -7k3 = 0

Solving
-16 + 3k + k2 + -7k3 = 0

Solving for variable 'k'.

The solution to this equation could not be determined.

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