function-machine/subtraction/medium · Conjunto 70

8 problems
1
Input: 8 → [×2 + 1] → ? =
2
Input: 5 → [?] → 18, what is the rule? =
3
? → [-1] → 6 =
4
Input: 10 → [?] → 30, what is the rule? =
5
? → [+2] → 3 =
6
Input: 10 → [×2 + 3] → ? =
7
? → [+4 ×2] → 12 =
8
? → [×3] → 27 =
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