Question

Subtract the following

1. -8cd from 8cd

2. (9x² + 3 y²) from (5x² + y²


answer this you can use copy

Answer 1

Step-by-step explanation:

1.

8cd-(-8cd)

8cd+8cd

16cd

2.

5x²+y² - (9x²+3y²)

5x²+y²-9x²-3y²

5x²-9x²+y²-3y²

-4x²-2y²

Answer 2

Step-by-step explanation:

1.)8cd-(-8cd)

8cd+8cd

16cd

2.) (5x²+y²)-(9x²+3y²)

5x²+y²-9x²-3y²

5x²-9x²+y²-3y²

-4x²-2y²