Mathematics, 10.09.2019 23:10 kayla4352
Isaac downloaded 7 ringtones. each polyphonic ringtone costs $3.25, and each standard ringtone costs $1.50. if he spends a total of $21 on ringtones, find the number of polyphonic and standard ringtones he downloaded. question 8 options: 1 polyphonic, 6 standard 6 polyphonic, 13 standard 6 polyphonic, 1 standard 8 polyphonic, 1 standard
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Isaac downloaded 7 ringtones. each polyphonic ringtone costs $3.25, and each standard ringtone costs...
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