Mathematics, 28.07.2019 00:00 andrewmena05

Aused book store also started selling cds and videos. in the first week, the store sold a combination of 40 cds and videos. they charged $4 per cd and $6 per video and the total sales were $180. determine the total number of cds and videos sold.

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Aused book store also started selling cds and videos. in the first week, the store sold a combinatio...

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