Solve Rational Equations 8 1. x = 4 1' 4 2. x- :3): 13 3_ L+i=alax+5 x+3 Jr+1 x +4x+3 4 2 11 4 ___= xz x xzzx 5 x-l 3x+6 _ 12 but - 6. A business plan for a new car wash projects that prots in thousands of dollars is modeled by 9-1 F): = H 212+31-5 a} What Is the prot in 4 weeks? b] When will profit be $10,000? , where x is the number of weeks in operation. 3'. Yeah! tt's almost fall break. Student Congress decides to go skiing in Colorado and charter a bus for the trip. 111e cost per person is $425. The bus company charges $2900 for the driver's fee forthe trip to Colorado. The maximum number of people the bus will hold is 55. Ms. Bailey and Ms. Doyle wlll chaperone the trip with no cost to them. a] Write an expression for the cost per student for the bus to Colorado. b) What will be the cost per student forthe bus if 20 people go? Maximum number of people some? c] How many people must attend to keep the cost at 5500 per person