Hello who wants to be friiiends and talkk and I need this answer asap

Answer:
51 people
4x + 7y
Step-by-step explanation:
Given:
4 small cars and 5 large cars = 4 x 4 + 5 x 7 = 16 + 35 = 51 people
Let x = number of small cars
Let y = number of large cars
Number of people transported = 4x + 7y