SubArea: Elementary arithmeticsLevel: BProject ID: 1003099403Source Problem: 2010006104Accepted: 1Clonable: 1Easy: 0The number x when divided by 7 gives a remainder of 3. The number x can be written in the form:7n+3, n∈N3n+7, n∈N7(n+3), n∈N3(n+7), n∈N