Answer:
42/82 = 21/41 = slope
Explanation:
He scored 42 goals in 82 games, so the rate at which he scores is 21/41
Now in each game, he scores goals at this rate, so for 1 game he scores
21/41, for 2 games i.e x=2, number of goals y = (21/41)(2) and so on
so the slope is 21/41