Tia’s car needs repairs. Honest Harry will charge $70 per hour plus $130 for the part. Lucky Lou will charge $80 per hour plus $

Question

MA_775_DIABLO [31]

3 years ago

7

Tia’s car needs repairs. Honest Harry will charge $70 per hour plus $130 for the part. Lucky Lou will charge $80 per hour plus $

40 for the part. How long is the job if the two costs are the same?

Mathematics

2 answers:

Sergio039 [100] · Answer 1 · 2022-03-23T16:32:27+03:00

Sergio039 [100]3 years ago

8 0

Answer:

the answer is 9

Step-by-step explanation:

elena-s [515] · Answer 2 · 2022-03-23T14:49:18+03:00

To answer the question above, let x the number of hours for the two jobs to cost equal. Harry's charge can be expressed as 70x + 130 and that of Lou is 80x + 40. Equating both,

70x + 130 = 80x + 40 ; x = 9

Thus, the job should take 9 hours for both charges to be equal.