Mathematics, 07.12.2020 17:20 coontcakes
A heater repairman charges $40 to visit a home, plus $70 per hour for the time he spends on the repair. This situation can be described by an equation of the form y=mx+b , where x = the time in hours and y = the cost in dollars. What is the value of b in this equation?
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A heater repairman charges $40 to visit a home, plus $70 per hour for the time he spends on the repa...
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