Respuesta :
n/45 + n/35 = 2.5
[7n + 9n]/35 = 787.5
16n = 787.5
n = 787.5/16
n = 49.21875 miles
Answer: 49.21875
[7n + 9n]/35 = 787.5
16n = 787.5
n = 787.5/16
n = 49.21875 miles
Answer: 49.21875