Mathematics, 04.02.2021 20:30 chumreaper2002
The postal service offers flat-rate shipping for priority mail in special boxes. Today, Kylie shipped 4 small boxes and 4 medium boxes, which cost her $88 to ship. Meanwhile, Trevor shipped 9 small boxes and 4 medium boxes, and paid $123. How much does it cost to ship these two sizes of box? Shipping costs $ for a small box and $ for a medium box.
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The postal service offers flat-rate shipping for priority mail in special boxes. Today, Kylie shippe...
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