james828
01.03.2021 •
Mathematics
Staples is advertising a Bac-'to-School sale on pencils. A pack of 30 sells for $7.98, whereas a 12-pack of the same brand cost for $4.80. Which is the better buy? Explain.
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Ответ:
-11/16
Step-by-step explanation:
1 1/8 + b≥ 7/16
-18/16 -18/16
b≥-11/16