Mathematics, 16.04.2020 03:16 jordendoctorwho
5) Mario owns a plumbing business. He charges an hourly rate plus a onetime set up fee. His first job was 4 hours and he charged $450. His second job was 3 hours and he charged $675. If his set up fee is $150, how much does he charge per hour?
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5) Mario owns a plumbing business. He charges an hourly rate plus a onetime set up fee. His first jo...
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