Question

(viii) (7y- y - 2) - (3y2 + 2y + 8)​

Answer 1

Solution:

(7y- y - 2) - (3y² + 2y + 8)

⟹ 7y - y -2 -3y² -2y -8

⟹ 7y -y -2y -3y² -2 -8

⟹ 7y - 3y - 3y² -10

⟹ 4y -3y² - 10

⟹ -3y² + 4y - 10

Thus, answer:

-3y² + 4y - 10