Respuesta :
Answer:
B=14hrs 30min
A=5hrs 30min
Step-by-step explanation:
let's A be x and B be 9+x then follow the method used in the picture above and you'll get the answer.
good day.

Answer:
B=14hrs 30min
A=5hrs 30min
Step-by-step explanation:
let's A be x and B be 9+x then follow the method used in the picture above and you'll get the answer.
good day.