Question

PLZ HELP ME ASAP.. Which is the correct algebraic expression after combining like terms?

6 cd+ 3 c- 7 d- 3 cd+ 4d+ 1/3 c
- 3cd+ 2 2/3c - 11d
- 3cd+3 1/3c- 3d
- 9cd+ 2 2/3c- 3d
- 9cd+ 3 1/3c- 3d

Answer 1

3cd+3 1/3c- 3d

Explanation:

6 cd+ 3 c- 7 d- 3 cd+ 4d+ 1/3 c

6 cd - 3 cd = 3 cd First term

3c + 1/3c = 3 1/3c Second Term

4d - 7d = -3d Third Term

Combine all terms to get:

3cd+3 1/3c- 3d