Question

9+5=9,7+4=5,12+6=15,then 18+11=?

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Answer 1

Answer:

29

Step-by-step explanation:

thanks. for. points

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Answer 2

Answer:

(9-5)×2 + 1 = 9,

(7-4)×2 - 1 = 5,

(12-6)×2 + 3 = 15,

(18-11)×2 - 3 = 11 Ans