function-machine/addition/expert · Set 40

8 problems
1
Input: 6 → [+4 ×2] → ? =
2
Input: 4 → [×3] → ? =
3
? → [×2 + 3] → 15 =
4
? → [+2] → 6 =
5
Input: 3 → [?] → 6, what is the rule? =
6
Input: 7 → [+2] → ? =
7
? → [×2 + 1] → 13 =
8
Input: 10 → [+4 ×2] → ? =
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