Answer:
Step-by-step explanation:
B, y=5x
The last one since it contains only fractions
Answer:
-7
Step-by-step explanation:
Given

Required
The first difference
To do this, we simply calculate the difference between the consecutive y-values.
i.e.

So, we have:




<em>Hence, the first differences are -7 (all through)</em>
Answer:
A. 0
Step-by-step explanation: