function-machine/subtraction/medium · Набор 34

8 problems
1
? → [×2] → 6 =
2
? → [×5] → 25 =
3
Input: 7 → [×3 - 2] → ? =
4
Input: 10 → [?] → 20, what is the rule? =
5
Input: 4 → [+5] → ? =
6
Input: 6 → [?] → 18, what is the rule? =
7
Input: 10 → [?] → 28, what is the rule? =
8
? → [+4 ×2] → 22 =
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