Explanation

Consecutive integers are numbers that follow each other in order, e.g., n, n+1, n+2 The sum of three Consecutive integers is written as n + (n+1) + (n+2) = 3n + 3 n + (n+1) + (n+2) = 33 \implies 3n + 3 = 33 \implies 3n = 30 \implies n = 10