2. A computer software store received two shipments of software. The cost of the first shipment, which contained 12 identical antivirus programs and 10 identical design programs,
was $1780. The second shipment, at the same prices, contained 5 copies of the antivirus
program and 8 copies of the design program. The cost of the second shipment was $1125. Find
the cost for one copy of the antivirus program and the cost for one copy of the design program.
Identify the variables, set up a system of linear equations then solve, and write a conclusion.