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Mathematics 7 Online
OpenStudy (anonymous):

what is the arithmetic sequence? 4, -1, -6, -11,.. a. 5n-9 b. n + 3 c. -5n + 9 d. -5n + 4

OpenStudy (precal):

An arithmetic sequence is a sequence where the numbers are added and subtracted.

OpenStudy (precal):

how did 4 turn into -1? Remember you can only add or subtract a number

OpenStudy (anonymous):

-5?

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