ax^3+bx^2+1=(x^2-x-1)(y)

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Solution for ax^3+bx^2+1=(x^2-x-1)(y) equation:


Simplifying
ax3 + bx2 + 1 = (x2 + -1x + -1)(y)

Reorder the terms:
1 + ax3 + bx2 = (x2 + -1x + -1)(y)

Reorder the terms:
1 + ax3 + bx2 = (-1 + -1x + x2)(y)

Reorder the terms for easier multiplication:
1 + ax3 + bx2 = y(-1 + -1x + x2)
1 + ax3 + bx2 = (-1 * y + -1x * y + x2 * y)

Reorder the terms:
1 + ax3 + bx2 = (-1xy + x2y + -1y)
1 + ax3 + bx2 = (-1xy + x2y + -1y)

Solving
1 + ax3 + bx2 = -1xy + x2y + -1y

Solving for variable 'a'.

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

Add '-1' to each side of the equation.
1 + ax3 + -1 + bx2 = -1xy + x2y + -1 + -1y

Reorder the terms:
1 + -1 + ax3 + bx2 = -1xy + x2y + -1 + -1y

Combine like terms: 1 + -1 = 0
0 + ax3 + bx2 = -1xy + x2y + -1 + -1y
ax3 + bx2 = -1xy + x2y + -1 + -1y

Reorder the terms:
ax3 + bx2 = -1 + -1xy + x2y + -1y

Add '-1bx2' to each side of the equation.
ax3 + bx2 + -1bx2 = -1 + -1xy + x2y + -1bx2 + -1y

Combine like terms: bx2 + -1bx2 = 0
ax3 + 0 = -1 + -1xy + x2y + -1bx2 + -1y
ax3 = -1 + -1xy + x2y + -1bx2 + -1y

Reorder the terms:
ax3 = -1 + -1bx2 + -1xy + x2y + -1y

Divide each side by 'x3'.
a = -1x-3 + -1bx-1 + -1x-2y + x-1y + -1x-3y

Simplifying
a = -1x-3 + -1bx-1 + -1x-2y + x-1y + -1x-3y

Reorder the terms:
a = -1bx-1 + -1x-3 + -1x-3y + -1x-2y + x-1y

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