From 6x2−7xy+8y2 subtract the sum of x2−3xy−y2 and 2x2+5xy−4y2 ***every 2 in the problem is supposed to resemble -to the power of two- but it wouldn't let me type it like that.

Afarmer sells 9.5 kilograms of apples and pears at the farmer's market. 4/5 of the weight is the apples and the rest is the pears. how many kilograms of pears did she sell at the farmers market

Acarton of juice contains 64 ounces miss wilson bought six cartons of juice how many ounces of juice did she buy

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.