X^3+x^2-1=7

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Solution for X^3+x^2-1=7 equation:


Simplifying
X3 + x2 + -1 = 7

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

Solving
-1 + X3 + x2 = 7

Solving for variable 'X'.

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

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

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

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

Combine like terms: 7 + 1 = 8
X3 + x2 = 8

Add '-1x2' to each side of the equation.
X3 + x2 + -1x2 = 8 + -1x2

Combine like terms: x2 + -1x2 = 0
X3 + 0 = 8 + -1x2
X3 = 8 + -1x2

Simplifying
X3 = 8 + -1x2

Reorder the terms:
-8 + X3 + x2 = 8 + -1x2 + -8 + x2

Reorder the terms:
-8 + X3 + x2 = 8 + -8 + -1x2 + x2

Combine like terms: 8 + -8 = 0
-8 + X3 + x2 = 0 + -1x2 + x2
-8 + X3 + x2 = -1x2 + x2

Combine like terms: -1x2 + x2 = 0
-8 + X3 + x2 = 0

The solution to this equation could not be determined.

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