Evaluate the following expression when a=3,b=9,c=6,5ab

The ph level of a blueberry is 3.1 what is the hydrogen-ion concentration [h+] for the blueberry

Apack of gum would be considered a(n) necessity luxury item small ticket item unaccountable expense

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.