Answer:
-1
Step-by-step explanation:
The common difference is the constant amount of change between the numbers in an arithmetic sequence.
To find the common difference, you take the last term and subtract it by the previous term.

you would multiply speed by time
20 feet per second times 10 seconds = 200 feet total
23.13819472p17573927572o2
-32
Explanation:
8/2 + (18-12)4-5•12
8/2 + (6)4 - 5 • 12
4 + 24 - 60
28 - 60
-32
Hope this helps!
Answer: $85.38
Step-by-step explanation:
67.95 - 60% + 7% = $67.42
18.49 - 60% + 7% = 17.96
67.42 + 17.96 = $85.38