Spiral work
Solve the system of linear
equations for problems 6.
6) A used book...
Mathematics, 21.11.2020 03:20 tiiia
Spiral work
Solve the system of linear
equations for problems 6.
6) A used book store also started selling used CDs and videos. In the first week, the store
sold a combination of 45 CDs and videos. They charged $3 per CD and $7 per video and the
total sales were $187. Determine the total number of CDs and videos sold.
I
Answers: 3
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