Which of the following are mathematical sentences? Check all that apply. A. 5G = 9

B. r + 7 = 4

C. 8r = 12

D. X = 1

E. 4x

F. 34

MULTIPLE CHOICE

Acarnival sold tickets for $1.50 for adults and $1.00 for students. there were 54 tickets sold for a total of $70.50. write a system of equations to represent the number of adult tickets, x, and the number of student tickets, y. find the solution and explain what it means. i'll you if you me

Jordan got 27 out of 90 correct on his test . what fraction of the marks did her get correct

Adistribution has the five-number summary shown below. what is the third quartile, q3, of this distribution? 22, 34, 41, 55, 62