The answer is
a (n) = -3n +22
Answer:
Nth term: -3n+19
Step-by-step explanation:
You can see the sequence is decreasing by 3 each time so the Nth term is -3n.
The 0 term would therefore be 19 so the formula would be -3n+19.
S=194, L=75 L+S=269, 4L+1S=$494
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