You can put this solution on YOUR website! Find the three consecutive even numbers such that the sum of the first and the third is twice the second
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2,4,6 meet the requirement…. but so do any three consecutive even numbers.
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Sum of 1st and 3rd is
x + (x+4) = 2x+4
and
2x+4 = 2(x+2) ( x+2 is the middle number )