The cost of renting a popcorn machine is 8$ per hour plus 30$ for supplies. write a algabraic expression for renting the machine x hours

Restrictions on f(x) = 1/x+5 and g(x) = x-2

Given: △acm, m∠c=90°, cp ⊥ am , ac: cm=3: 4, mp-ap=1. find am.

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