Write an equation for the nth term of the given arithmetic sequence.
1. 7, 13, 19, 25, …
2. –14, –30, –46, –62, …
Find the indicated term of the given arithmetic sequence.
3. a14 for 200, 196, 192, …
4. Find the indicated term of the given arithmetic sequence.
a1 = 105, d = –2, n = 9
Find the arithmetic means in the given sequence.
5. 145, ?, ?, ?, 205
6. 1, ?, ?, ?, 97
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