I think the answer is C, but I'm not sure.
Answer:
7d
Step-by-step explanation:
10d-3d
Factor out a d
d(10-3)
d (7)
7d
A i think it could be wrong im only in middle school
Answer:
_____
Step-by-step explanation:
Im pretty sure it would be 45 ____
The average rate of change of 
over the interval [3, 13] is given by the ratio
