You have a frame that holds three pictures. you pulled out your favorite five photos. how many sets of three are there?
make a list of all the possible combinations using the numbers 1 - 5 to represent the photos.

The swimming pool is open when the high temperature is higher than 20∘c. lainey tried to swim on monday and thursday (which was 33 days later). the pool was open on monday, but it was closed on thursday. the high temperature was 30 ∘c on monday, but decreased at a constant rate in the next 33 days. write an inequality to determine the rate of temperature decrease in degrees celsius per day, d, from monday to thursday.

Suppose a gym membership has an initial enrollment fee of $75 and then a fee of $29 a month. which equation models the cost, c, of the gym membership for m months?

Mackenzie needs to determine whether the rectangles are proportional. which process could she use? check all that apply.