3 years ago

An = a1 + (n − 1)d Find the 31st term of the sequence -22, -19, -16, -13,...

1 answer:

4 0

Answer:

68.

Step-by-step explanation:

The common difference d = -19 - (-22) = 3

So the 31st term =

a31 = -22 + (31-1)3

= -22 + 90

= 90 - 22

= 68.

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