Adam wants to tip the room service person 15 percent of the food bill of $165.56. how much should he tip?

Which expression can be used to determine the slope of the line that passes through the points -6, three and one, -9

Erinn wrote the equation –5x + 4y = 32 to represent her hourly wage (y) and how this wage has changed during each year that she worked at a company (x). what is the rate of change in erinn's hourly wage per year?

Charlie tosses five coins.what is the probability that all five coins will land tails up.