Alyssa is buying miniature cars. She wants to buy 17 cars total for a big race she and her friends are having. Silver cars are $5 dollars each. Red cars are $7 dollars each. If she spends $111, how many red cars did she buy? Part A: Write 2 equations to represent the situtation. (1 point using the correct variables, 1 point for the correct equation – each equation) 4 points total Let s = silver car Let r = red car Part