x^3+ax^2-5x-6=0

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Solution for x^3+ax^2-5x-6=0 equation:


Simplifying
x3 + ax2 + -5x + -6 = 0

Reorder the terms:
-6 + ax2 + -5x + x3 = 0

Solving
-6 + ax2 + -5x + x3 = 0

Solving for variable 'a'.

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

Add '6' to each side of the equation.
-6 + ax2 + -5x + 6 + x3 = 0 + 6

Reorder the terms:
-6 + 6 + ax2 + -5x + x3 = 0 + 6

Combine like terms: -6 + 6 = 0
0 + ax2 + -5x + x3 = 0 + 6
ax2 + -5x + x3 = 0 + 6

Combine like terms: 0 + 6 = 6
ax2 + -5x + x3 = 6

Add '5x' to each side of the equation.
ax2 + -5x + 5x + x3 = 6 + 5x

Combine like terms: -5x + 5x = 0
ax2 + 0 + x3 = 6 + 5x
ax2 + x3 = 6 + 5x

Add '-1x3' to each side of the equation.
ax2 + x3 + -1x3 = 6 + 5x + -1x3

Combine like terms: x3 + -1x3 = 0
ax2 + 0 = 6 + 5x + -1x3
ax2 = 6 + 5x + -1x3

Divide each side by 'x2'.
a = 6x-2 + 5x-1 + -1x

Simplifying
a = 6x-2 + 5x-1 + -1x

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