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30 votes
30 votes
The sum of the first 20 positive even integers.

User Naqash Malik
by
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1 Answer

19 votes
19 votes

Answer:

The sum of the first 20 integers is 420.

Explanation:

So x+(x+2)+(x+4)+(x+6)=420.

4X+12=420

4X=408

X=102

102+104+106+108 =420

User ?Smail Atkurt
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