Mathematics, 31.08.2020 02:01 Connor20000006

Pena sold some pens to the students they bought some pens for nu.10 and some pens for nu.12. All together they have spent nu. 186 and bought 17 pens. How many pens of each type did they buy?

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Pena sold some pens to the students they bought some pens for nu.10 and some pens for nu.12. All tog...