Step-by-step explanation:
expanded = 3n + 18
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For everyone 4 feet he drops, 1 second will pass. (for everyone 1 second that goes by, he will be 4 feet lower)
12/3=4
0.875 as a fraction is 7/8 because 875/100 is equal to 7/8
I don't know the first one but the second one is The second national bank was chartered in 1816.
6. There are 30 minutes in half a hour. 30 divided by 5 = 6
