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Mathematics, 30.08.2019 19:30 cmflores3245

The carter family and the richardson family each used their sprinklers last summer. the water output rate for the carter family's sprinkler was per hour. the water output rate for the richardson family's sprinkler was per hour. the families used their sprinklers for a combined total of hours, resulting in a total water output of . how long was each sprinkler used?

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