What is the answer to this question

asked Oct 19, 2019 151k views

4 votes

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5 votes

First you bring the 9 over with the seven

$-2= \sqrt[3]{x+9}$
Now cube both sides

-8=x+9

Finally subtract 9 over and get

x=-17

Check

$7=9+ \sqrt[3]{-17+9}$

$7=9+ \sqrt[3]{-8}$

7=9+(-2)

7=7

ZarathustrA answered Oct 23, 2019

8.3k points

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