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Mathematics, 17.12.2020 23:00 hungtistic

I need help in a hurry A1 Plumbing Service charges $35 per hour plus a $25 travel charge for a service call. Good Guys Plumbing Repair charges $40 per hour for a service call with no travel charge. How long must a service call be for the two companies to charge the same amount?

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I need help in a hurry A1 Plumbing Service charges $35 per hour plus a $25 travel charge for a servi...
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