D(D^2-1)y=7

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Solution for D(D^2-1)y=7 equation: 


Simplifying
D(D2 + -1) * y = 7

Reorder the terms:
D(-1 + D2) * y = 7

Reorder the terms for easier multiplication:
D * y(-1 + D2) = 7

Multiply D * y
yD(-1 + D2) = 7
(-1 * yD + D2 * yD) = 7
(-1yD + yD3) = 7

Solving
-1yD + yD3 = 7

Solving for variable 'y'.

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

Reorder the terms:
-7 + -1yD + yD3 = 7 + -7

Combine like terms: 7 + -7 = 0
-7 + -1yD + yD3 = 0

The solution to this equation could not be determined.

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