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vlada-n [284]
2 years ago
7

Plz help, this question is in khan academy

Mathematics
1 answer:
lesya [120]2 years ago
6 0
I’m not sure but try, 31.5
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At the store beef was $27.52 for 2 pounds. If you bought 5 pounds, how much would it cost?
anastassius [24]

Answer:

$68.8

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x^{-a}=\frac{1}{x^a}


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\frac{(7^{-3-2})(2^0)}{(7^{-1-4})(2^3)}=

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(7^{-5-(-5)})(2^{0-3})=

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