Two friends, Mason and Zack, decide to race to the park. Mason starts 30 meters closer to park since he has a cast on his foot and can only hobble at a rate of 1 meter per second. Zack does not get a head start and he runs at a rate of 4 meters per second. Write an equation for total distance y after x seconds for each boy.

Mason: Zack:

At what distance and time will the boys be the same distance from the park?

Paula makes stained-glass windows and sells them to boutique stores. if her costs total $12,000 per year plus $4 per window for the frame. how many windows must she produce to earn a profit of at least $48,000 in one year if she sells the windows for $28 each? 1. define a variable for the situation. 2. write an inequality that represents her profit. note: revenue is money coming in. cost is money going out. profit is the difference between the revenue and the cost. in other words: revenue - costs profit 3.using words, describe how many windows she must sell to have a profit of at least $48,000.