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Mathematics 20 Online
OpenStudy (anonymous):

HELP question in comments

OpenStudy (anonymous):

OpenStudy (anonymous):

what lol do u want to help because u can :P

OpenStudy (jhannybean):

\[\sf \frac{x^3}{7^2} =7\]\[\sf x^3 = 7^{1+2}\] I cross multiplied the 7's. Reduce. \[\sf x^3 = 7^3\]Take the cube root of each side.\[\sf \sqrt[3]{x^3} =\sqrt[3]{343}\] simplify. \[\sf (x^3)^{1/3} = \sqrt[3]{343}\]\[\sf x = \sqrt[3]{343}\]

OpenStudy (jhannybean):

And reduce that, you'll find your answer for x.

OpenStudy (anonymous):

x = 7?

OpenStudy (jhannybean):

Yes :) Good job.

OpenStudy (anonymous):

thank you!

OpenStudy (anonymous):

do you mind helping with another its okay if not

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