Answer:
277
Step-by-step explanation:
Answer:2 7/10 hours
Subtract 2 3/10 out of 5
answer is 1,080
45×24=1,080
n = 9
7n + 5 = 68
7n + 5 - 5 = 68 - 5
7n = 63
7n / 7 = 63 / 7