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Mathematics, 29.12.2019 07:31 jennsou

An electrician charges a flat fee plus an hourly rate for a service call. she charges a total of $94 for a 3-hour service call on monday and $130 for a 5-hours service call on tuesday. how much should she charge for a 2-hour service call?


An electrician charges a flat fee plus an hourly rate for a service call. she charges a total of $94

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An electrician charges a flat fee plus an hourly rate for a service call. she charges a total of $94...
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