SOLUTION: What is the sum of the first five terms of the series 35 + 30 + 25 +... ?

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Question 1116519: What is the sum of the first five terms of the series 35 + 30 + 25 +... ?
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
simple way

35+30+25+20+15
35+15+30+20+25
50+50+25
125


Formula can also be used.