Question

In a group, (4y2+ y – 8) are the students of class 7th and 8th playing cricket, if the students of class8thare 2y + 16 -y2, then what will be the students of class 7th?

PLS ANSWER THIS ASAP, ITS URGENT PLS WITHIN 5 MINS!!​

Answer 1

7th + 8th = 4y² + y - 8

8th = 2y + 16 - y²

Therefore,

7th = 4y² + y - 8 - (2y + 16 - y²)

7th = 4y² + y² + y - 2y - 8 - 16

7th = 5y² - y - 24