Tommy works two jobs. As a clerk he earns

$7 an hour. As a receptionist he makes $9 an

hour. One week he worked 24 hours and

earned $200. How many hours did he work

at each job that week?

Question

Kaylin Ryan

Mathematics

5 August, 13:39

Tommy works two jobs. As a clerk he earns

$7 an hour. As a receptionist he makes $9 an

hour. One week he worked 24 hours and

earned $200. How many hours did he work

at each job that week?

+1

Answers (1)

Know the Answer?

Briana Blake · Answer 1

Clerk: 8 hours

Receptionist: 16 hours

Step-by-step explanation:

Hours as a clerk: x

Hours as a receptionist: y

x + y = 24

x = 24 - y

7x + 9y = 200

7 (24 - y) + 9y = 200

168 - 7y + 9y = 200

2y = 32

y = 16

x = 24 - 16 = 8

Tommy works two jobs. As a clerk he earns$7 an hour. As a receptionist he makes $9 anhour. One week he worked 24 hours andearned $200. How many hours did he workat each job that week?

Tommy works two jobs. As a clerk he earns

$7 an hour. As a receptionist he makes $9 an

hour. One week he worked 24 hours and

earned $200. How many hours did he work

at each job that week?