Fiona bought some socks that cost $4.95 for each pair and some belts that cost $6.55 each. fiona spent $27.95 in all. let a represent the number of pairs of socks purchased and b the number of belts purchased. which equation models the situation? a + b = 11.50 a + b = 27.95 4.95a + 6.55b = 27.95 6.55a + 4.95b = 27.95

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.