Mathematics, 04.09.2020 01:01 k3rbycalilung

A carpenter purchased 60 ft of redwood and 90 ft of pine for a total cost of $336. A second purchase, at the same prices, included 80 ft of redwood and 60 ft of pine for a total cost of $364. Find the cost per foot of redwood and of pine.

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A carpenter purchased 60 ft of redwood and 90 ft of pine for a total cost of $336. A second purchase...