Question 3 (1 point) 4 Marissa bought a used cell phone from her brother. She gave him a down payment of $15.50 to receive the phone. She will pay hin $7.50 each week until the cell phone is paid for in full. Which equation represents the relationship between w, the number of weekly payments Marissa has made, and t, the total amount that Marissa has paid to her brother? F (= 7.5w - 15.5 Ht= 15.5w + 7.5 Gt = 15.5w - 7.5 J = 7.5W + 15.5 оа F ob ос Od H​

The variable z is directly proportional to x, and inversely proportional to y. when x is 4 and y is 13, z has the value 1.2307692307692. what is the value of z when x= 9, and y= 20

Danielle has $127.02 in her account before making any transactions. over the course of a week, danielle makes the following transactions: transaction debit ($) credit ($) birthday check 75.00 night out 66.14 garage sale proceeds 121.58 charitable donation 42.25 doctor’s appointment 115.30 at the end of the week, how much money is in danielle’s account? a. $99.91 b. $27.11 c. $184.41 d. $142.16 select the best answer from the choices provided a b c d

"you know, playing tennis is healthier than watching a tennis match on television," katya remarked to her couch potato brother. in this sentence, healthier is a/an a. superlative. b. comparative. c. positive form. d. adverb.