Algebra - Ch. 23: Solving Equations with Radicals (11 of 16) Example 10

We will solve x=? of an algebraic equation with radicals. Example 10

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[codemathlab]

whe did he need to write cube root, if he had to change it the other way around?

[devondevon]

(2x +8)^1/3 +3=0 = 2x+8 =-27 2x=-35 x= -17.5 or -17 1/2
(2x+8)^1/3 +3=0
answer x = -17.5 or -17 and 1/2