Mathematics, 16.01.2022 07:00 zitlays

7. The cost of 4 boxes of pens and 3 boxes of penclls is $22.55. The cost of 3 boxes of pens and 2 boxes of penclls is $16.45. Find the cost of each.

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7. The cost of 4 boxes of pens and 3 boxes of penclls is $22.55. The cost of 3 boxes of pens and 2...