Sally spends money adverting son the radio for her salon and tracks the amount of revenue she earns. sally develops the function r(x) to represent the revenue she has earned for each dollar spent advertising

If x = -2, then x 2-7x+10 equals a. 0 b.20 c.28

After reading 80% of her e-mails in her inbox, danette still has m unread e-mails. which of the following expressions could represent the number of e-mails danette had in her inbox before she started reading? choose 2 answers: (choice a) 5m (choice b) 1.8m (choice c) 80m (choice d) m/0.8 (choice e) m/1−0.8

Tanyss's house has 25 windows. her brother has washed 22 of the windows. what percent of the windows has her brother washed?