Mathematics, 17.12.2020 22:40 poohnia

Applactions of systems of equations Two teachers, Mr. Donahue and Mrs. Ortiz, decide to buy mechanical pencils and rulers for their
classrooms. Mrs. Ortiz buys 50 mechanical pencils and 30 rulers for $55. Mr. Donahue buys 30
of each for $45. What was the price per mechanical pencil? What was the price per ruler?

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Applactions of systems of equations Two teachers, Mr. Donahue and Mrs. Ortiz, decide to buy mechani...

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