Find the 9th term of the arithmetic sequence an=25-6(3n+1) a9=?

Eric Jablow asked Mar 1, 2022

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21 votes

Find the 9th term of the arithmetic sequence an=25-6(3n+1)
a9=?

Eric Jablow asked Mar 1, 2022

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15 votes

Substitute n for 9.
Now you have
1. a9=25-6(3(9)+1)
2. a9=19(27+1)
3. a9=19(28)
4. a9=532
a9=532

Swinkler answered Mar 6, 2022

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