The Jackson family and the Wood family each used their sprinklers last summer. The water output rate for the Jackson family's sprinkler was 30 L per hour. The water output rate for the Wood family's sprinkler was 35 L per hour. The families used their sprinklers for a combined total of 65 hours, resulting in a total water output of 2100 L. How long was each sprinkler used? Jackson family's sprinkler: hours Wood family's sprinkler: hours
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Step 1: Let x be the number of hours the Jackson family used their sprinkler and y be the number of hours the Wood family used their sprinkler. Show more…
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