Question: Please solve for 9 9 Use the subtraction method to solve the system of equations The city's Emergency Task Force is putting together emergency kits

Please solve for 9

9 Use the subtraction method to solve the system of equations The city's Emergency Task Force is putting together emergency kits for some of its residents. Will used 78 batteries for 4 walkie-talkies and 9 lanterns. Oscar used 48 batteries for 4 walkie-talkies and 4 lanterns. How many batteries does each walkie-talkie and lantern need? /4 points

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