Answer:

2)
3)
4)
Step-by-step explanation:
hope it helps
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Answer:
57, 53, 49, 45
Step-by-step explanation:
Substitute for the n for n=1,2,3,4 so the first term is 57-4(1-1) so =57-4(0) so
a(1) = 57-0 = 57 so that is the 1st term
2nd term 57-4(2-1) so =57-4(1) so a(2) = 57-4 = 53, etc.
Answer:
16
Step-by-step explanation:
22-6=16 ;0
~212 rounded to the nearest 10 would be 210.
~87 rounded to the nearest 10 would be 90.
210 + 90 = 300
Your answer would be 300.
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Hope this helps!!!! :D