Choose the equation that could be used to find two consecutive integers whose sum is 69.
n + (n + 2) = 69
n + (n + 1) = 69
n − (n + 1) = 69
n + 2n = 69
n + (n + 2) = 69
n + (n + 1) = 69
n − (n + 1) = 69
n + 2n = 69