In this task, you are given a list of integers and an integer k. You need to add integer k to each element in the list and return the updated list.

[91, 51, 118, 128, 131, 149, 64, 61, 74, 172, 10, 201, 278, 202, 282, 298, 123, 270, 14, 165] k=7
[98, 58, 125, 135, 138, 156, 71, 68, 81, 179, 17, 208, 285, 209, 289, 305, 130, 277, 21, 172]