O SYSTEMS OF LINEAR EQUATIONS Solving a value mixture problem using a system of linear...
Baleigh v
Espoo
The Kim family and the Sanders family each used their sprinklers last summer. The water output rate for the Kim family's sprinkler was 25 L per hour. The
water output rate for the Sanders family's sprinkler was 15 L per hour. The familles used their sprinklers for a combined total of 75 hours, resulting a total
water output of 1525 L. How long was each sprinkler used?