Solve the problem. In 7 hr, Kerrie can travel 12 mi upriver and come back. The rate of the current is 3 mph. Find the rate of her boat in still water. Let x= the rate of her boat in still water in mph. The rate traveling upriver (against the current) is x-3 mph. The rate traveling back downriver (with the current) is x+3 mph. (Type an expression using x as the variable.) Complete the table. (Type expressions using x as the variable. Use integers or fractions for any Up Down d 7h r 7 h (Type an expression using x as the variable. t h REED That's incorrect. Correct answers: Your answers: 12 12, x-3,-3, 12 2,7,7, 7h, h, h Ок

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