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Mathematics 7 Online
OpenStudy (anonymous):

What is the 15th term of the arithmetic sequence 17, 24, 31, … ?

OpenStudy (anonymous):

115

OpenStudy (anonymous):

how did you get that answer, can you show your work?

OpenStudy (anonymous):

|dw:1368793503645:dw| since a1 is 17, and if you compare the numbers and look at the difference, the d is 8. so the equation is 17+8(15-1). the answer should be 129.

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