Question: A moving helper company gave Mike these two quotes. Use a system of equations to determine the hourly rates for loading/unloading and packing / unpacking?

A moving helper company gave Mike these two quotes. Use a system of equations to determine the hourly rates for loading/unloading and packing / unpacking?
3 hours of loading/unloading
2 hours of packing/unpacking Total cost: $480
5 hours of loading/unloading
2 hours of packing/unpacking Total cost: $680
Situation A: He hires 5 helpers to load and unload the truck and travels 80 miles on back roads for a total cost of $780.
Situation B: He hires 6 helpers to load and unload the truck and takes a highway route which adds 20 miles to the trip but gets the truck to the destination faster for a total cost of $960.

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