Question

Subtract the given expressions.

a. (2x²+3y²+8)-(-4x²-5y²-8)

b. (9a²+18ab)-(4a²-12ab)



Grade 8

Answer 1

As in the picture

Explanation:

Have some close look on subtraction inside the small bracket!

Answer 2

Answer:
A: -2x^2 - 2y^2
B: 5a^2 + 6ab

Explanation: