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

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


Simplifying
X3 + x2 + 7x + -7 = 0

Reorder the terms:
-7 + X3 + 7x + x2 = 0

Solving
-7 + X3 + 7x + x2 = 0

Solving for variable 'X'.

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

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

Reorder the terms:
-7 + 7 + X3 + 7x + x2 = 0 + 7

Combine like terms: -7 + 7 = 0
0 + X3 + 7x + x2 = 0 + 7
X3 + 7x + x2 = 0 + 7

Combine like terms: 0 + 7 = 7
X3 + 7x + x2 = 7

Add '-7x' to each side of the equation.
X3 + 7x + -7x + x2 = 7 + -7x

Combine like terms: 7x + -7x = 0
X3 + 0 + x2 = 7 + -7x
X3 + x2 = 7 + -7x

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

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

Simplifying
X3 = 7 + -7x + -1x2

Reorder the terms:
-7 + X3 + 7x + x2 = 7 + -7x + -1x2 + -7 + 7x + x2

Reorder the terms:
-7 + X3 + 7x + x2 = 7 + -7 + -7x + 7x + -1x2 + x2

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

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

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

The solution to this equation could not be determined.

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