Mathematics, 30.10.2020 22:20, lol6998

Three contractors' charges are modeled using functions, where x is the total number of hours worked. Contractor A: f(x)=400+65x
Contractor B: g(x)=78x
Contractor ChX)=1000+55x
What is the order of contractors from lowest hourly cost to highest hourly cost?

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Three contractors' charges are modeled using functions, where x is the total number of hours worked....