This equation shows how the number of napkins that Doug has left is related to the number of
tables that he has set.
n = -4t + 49
The variable t represents the number of tables Doug has set, and the variable n represents the
number of napkins remaining. How many tables does Doug need to set in order to have just 9
napkins left to distribute?

Do,h = (7, 9) (14, 18) the scale factor is

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.

Amanufacturer knows that their items have a normally distributed lifespan, with a mean if 9.1 years, and standard deviation of 2.9 years. if you randomly purchase one item, what is the probability it will last longer than 10 years?