Jack's mother gave him 50 chocolates to give to his friends at his birthday party. He gave 3 chocola

Jack's mother gave him 50 chocolates to give to his friends at his birthday party. He gave 3 chocolates to each of his friends and still had 2 chocolates left.

Let f be the number of Jacks's friends. We have the following equation to represent the chocolates:
3f + 2 = 50

To solve this equation for f, we type it in the math engine and we get:
f = 16