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Mathematics 18 Online
OpenStudy (anonymous):

Find an equation for the nth term of the arithmetic sequence. -20, -16, -12, -8, ... an = -20 x 4(n - 1) an = -20 + 4(n - 1) an = -20 + 4(n + 2) an = -20 + 4(n + 1) i think it is n = -20 + 4(n - 1)

Parth (parthkohli):

And you're right!

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