6 consecutive integers : x, x + 1, x + 2, x + 3, x + 4, x + 5
the sum is 387...
x + x + 1 + x + 2 + x + 3 + x + 4 + x + 5 = 387...combine like terms
6x + 15 = 387
6x = 387 - 15
6x = 372
x = 372/6
x = 62
the 6th number, which is x + 5 is : 62 + 5 = 67 <==