Answer:
Um.
Step-by-step explanation:
Could you give an example of what? Or no.?
Answer:
7.75
Step-by-step explanation:
56-27-21-0.25=7.75
Y is 13 when you solve the problem
Answer:
A
Step-by-step explanation:
Sn=a(n-1) d
this formula for Calculating arithmetic sequence