Jackie has two jobs. She earns $14/h in Job A and $16/h in Job B. She would like to earn $560 in a week. Let a represent the number of hours she works in Job A, and let b represent the number of hours she works in Job B.

Which function relates the number of hours she works in Job B to the number of the hours she works in Job A?

A. b = - 8/7a + 40

B. b = - 7/8a + 35

C. b = 7/8a - 35

D. b = 8/7a - 40

Question

17 November, 09:05

+1

Answers (1)

Know the Answer?

Roderick · Answer 1

560 = 14a+16b

560-14a=16b

b = (560-14a) / 16

b=-7/8a+35

Answer is B