SOLUTION: What is the sum of all the multiples of 7 between 10 and 200?

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Question 1083542: What is the sum of all the multiples of 7 between 10 and 200?
Answer by MathLover1(20849) About Me  (Show Source):
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14 | 21 | 28 | 35+| 42 |+49 | 56 | 63 | 70 | 77 | 84 |+91 | 98 | 105 | 112 | 119 | 126 | 133 | 140 | 147|154|161|168|175|182|189 | 196| (27 integers,multipliers of 7 from 2 to 28)
their sum is:
sum%287x=2835%2C+x=2%2C+28%29