General term of the sequence 20, 28, 36, 44, 52, 60, 68, 76, 84, 92

20 to 92 figures

20, 28, 36, 44, 52, 60, 68, 76, 84, 92

First term is 20 ; common difference is 8

nth term = 20+(n-1)8 = 20+8n-8 =8n+12

so your answer is = (8n+12)

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