SOLUTION: A partial sum of an arithmetic sequence is given. Can you please help me find the sum? 5+10+15+...+75

Algebra ->  Sequences-and-series -> SOLUTION: A partial sum of an arithmetic sequence is given. Can you please help me find the sum? 5+10+15+...+75      Log On


   

Question 326095: A partial sum of an arithmetic sequence is given. Can you please help me find the sum?
5+10+15+...+75
Answer by Fombitz(32388) About Me  (Show Source):