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Why do you people want equations solved when you present them incorrectly. You must mean.............

X^3 - 8 = 0

add 8 to each side

X^3 - 8 + 8 = 0 + 8

X^3 = 8

take the cubic root of each side and you should know that 2 is the cubic root of 8

X = 2

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14y ago

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Q: What is x to the 3rd power minus 8?
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