Answer:X=3
Step-by-step explanation: Option B
Answer:
depth of -117 feet
Step-by-step explanation:
24 hours 72 feet, so one hour 72/24 = 3 feet
after 15 hours, another 3*15 = 45 feet, so the depth become 72 + 45 = 117 feet
Since +(-2.4) is simply +1(-2.4), we get 19-1.67-2.4=14.93
Answer:
Step-by-step explanation: