Mathematics, 08.02.2022 06:50 keith1577621

In 2009, a diabetic express company charged $37.75 for a vial of type A insulin and $30.49 for a vial of type B insulin. If a total of $1393.84 was collected for 40 vials of insulin, how many vials of each type were sold?

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In 2009, a diabetic express company charged $37.75 for a vial of type A insulin and $30.49 for a via...

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