(x+1)3-(x-1)3=8

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Solution for (x+1)3-(x-1)3=8 equation: 


Simplifying
(x + 1) * 3 + -1(x + -1) * 3 = 8

Reorder the terms:
(1 + x) * 3 + -1(x + -1) * 3 = 8

Reorder the terms for easier multiplication:
3(1 + x) + -1(x + -1) * 3 = 8
(1 * 3 + x * 3) + -1(x + -1) * 3 = 8
(3 + 3x) + -1(x + -1) * 3 = 8

Reorder the terms:
3 + 3x + -1(-1 + x) * 3 = 8

Reorder the terms for easier multiplication:
3 + 3x + -1 * 3(-1 + x) = 8

Multiply -1 * 3
3 + 3x + -3(-1 + x) = 8
3 + 3x + (-1 * -3 + x * -3) = 8
3 + 3x + (3 + -3x) = 8

Reorder the terms:
3 + 3 + 3x + -3x = 8

Combine like terms: 3 + 3 = 6
6 + 3x + -3x = 8

Combine like terms: 3x + -3x = 0
6 + 0 = 8
6 = 8

Solving
6 = 8

Couldn't find a variable to solve for.

This equation is invalid, the left and right sides are not equal, therefore there is no solution.

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