Agroup of 23 students participated in a math competition. their scores are below:
score (points) 20–29 30–39 40–49 50–59 60–69
number of students 4 7 5 4 3
would a dot plot or a histogram best represent the data presented here? why?

Ahigh definition tv cost $800 with a down payment of 2/5 of the cost. how much is left to pay, in dollars after the down payment has been made?

With this question substitute t=3 and t=5 to determine if the two expressions are equivalent. 4(t + 3) 4t+12 which statements are true? check all that apply. a. the value of both expressions when t =5 is 32. b. the two expressions are not equivalent. c. the value of both expressions when t=3 is 15. d. the value of both expressions when t=5 is 23. e. the two expressions are equivalent. f. the value of both expressions when t=3 is 24.

What does the sign of the slope tell you about a line?