What is the explicit rule for the sequence?
−114,−109,−104,−99,...−114,−109,−104,−99,...
To find any term we can write
an = -114 + 5 (n - 1)
However....simplifying this we get
an = -114 + 5n - 5
an = - 119 + 5n = 5n - 119
+525 
