math problem ...... help?
Staples ® has recently charged $ 17.99 per box of rollerball pens pilot precise ® $ 7.49 per box for Bic Matic Grip ® mechanical pencils. If Kelling Community College purchased 120 of these boxes for a total of $ 1,234.80, the number of boxes of each type did they buy?
P the number of boxes purchased Pilot pens. Then, the number of Bic pens was 120 - P. The total amount paid for Pilot pens was the price of the box once the number of boxes, which gives you 17.99P. Similarly, the total amount for the CIS was 7.49 (120-P). Thus, the total was 17.99 + 7.49 P (120-P) = P 1234.80 Solve this to find the number of Pilot pens purchased. Second, the number of BICS is 120 unless.
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