Answer
85
Work Step by Step
$\sum_{i=1}^5(5i+2)=(5(1)+2)+(5(2)+2)+(5(3)+2)+(5(4)+2)+(5(5)+2)=7+12+17+22+27=85$
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.