Mr delaney broke his piggy bank with a sledge hammer and found that it only contained quarters and pennies. If he had a gotal of 120coins for a combined value of $16.32 , how many pennies did he have in the piggy bank?

Solve x+3y=6 and 4x-6y=6 by elimination . show work !

Need same math paper but the back now i hope your able to read it cleary i need with hw

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.