Answer:
2
Step-by-step explanation:
You want the smallest positive integer N such that N ≡ 2 modulo 3, 7 or 10.
The smallest integer that will have a remainder of 2 when divided by 3, 7, or 10 will be 2.
N = 2
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Additional comment
Additional solutions will be 2+210k, where k is a positive integer.