X^3-7x^2+ax+b=0

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Solution for X^3-7x^2+ax+b=0 equation:


Simplifying
X3 + -7x2 + ax + b = 0

Reorder the terms:
X3 + ax + b + -7x2 = 0

Solving
X3 + ax + b + -7x2 = 0

Solving for variable 'X'.

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

Add '-1ax' to each side of the equation.
X3 + ax + b + -1ax + -7x2 = 0 + -1ax

Reorder the terms:
X3 + ax + -1ax + b + -7x2 = 0 + -1ax

Combine like terms: ax + -1ax = 0
X3 + 0 + b + -7x2 = 0 + -1ax
X3 + b + -7x2 = 0 + -1ax
Remove the zero:
X3 + b + -7x2 = -1ax

Add '-1b' to each side of the equation.
X3 + b + -1b + -7x2 = -1ax + -1b

Combine like terms: b + -1b = 0
X3 + 0 + -7x2 = -1ax + -1b
X3 + -7x2 = -1ax + -1b

Add '7x2' to each side of the equation.
X3 + -7x2 + 7x2 = -1ax + -1b + 7x2

Combine like terms: -7x2 + 7x2 = 0
X3 + 0 = -1ax + -1b + 7x2
X3 = -1ax + -1b + 7x2

Simplifying
X3 = -1ax + -1b + 7x2

Reorder the terms:
X3 + ax + b + -7x2 = -1ax + ax + -1b + b + 7x2 + -7x2

Combine like terms: -1ax + ax = 0
X3 + ax + b + -7x2 = 0 + -1b + b + 7x2 + -7x2
X3 + ax + b + -7x2 = -1b + b + 7x2 + -7x2

Combine like terms: -1b + b = 0
X3 + ax + b + -7x2 = 0 + 7x2 + -7x2
X3 + ax + b + -7x2 = 7x2 + -7x2

Combine like terms: 7x2 + -7x2 = 0
X3 + ax + b + -7x2 = 0

The solution to this equation could not be determined.

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