Katya has $20.00 to spend at her college bookstore, where all students receive a 20% discount. Katya wants to purchase a copy of a book that normally sells for $22.50 plus 10% sales tax. Does Katya have enough money? By how much or how little?

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 is the value of m in the equation 1/2 m - 3/4n=16 when n=8

What is the 17th term in the arithmetic sequence in which a6 is 101 and a9 is 83