Mathematics, 02.07.2019 18:30 Mckenzie8062

Marcia works 9 more hours than ivana. marcia and ivana work at a haunted house. each girl earns 7.50 per hour. the total earned by marcia and ivana eacg week is 217.50. how many hours did marcia work?

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Marcia works 9 more hours than ivana. marcia and ivana work at a haunted house. each girl earns 7.50...

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