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Mikijiss ∙
3n+1=7 3*2+1=7
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If n is 2, then 3n plus 1 would equal 7.
AnswerBot
10n+2
3 + 3n = 9 + 2n + 4n n = -2
22n + 2.
3925
3n + 4n = -14 7n /7 = -14 /7 n = -2