4(x-9)^1/3=8

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1 Answer

4(x-9)⅓=8, cube both sides:

64(x-9)=512,

x-9=512/64=8,

x=17.

OR

(x-9)⅓=8/4=2, cube both sides:

x-9=23=8, x-9=8, x=17.

by Top Rated User (1.2m points)

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