Answer:
5c-3d
Step-by-step explanation:
Not sure if you have more direction to this question , but if this is all you have: Combine like terms
6c+4d -c -7d
6c-c 4d-7d
= 5c- 3d
5c - 3d
6c+4d-c-7d
Collect like terms
6c - c + 4d - 7d
You subtract their coefficient
(6-1)c + (4-7)d
5c + (-3d)
I hope this was helpful, please mark as brainliest
