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ThenameisJustingp871... ∙
If 5n + 8 = 43, then n = 7
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58 =8+5n,then n
busshead41666 ∙
It is: 8n(5n+8)
8, 13, 18, 23, 28, etc.
x=7
Un = 5n - 2
43 + 23 = 64 + 8 = 72