alexis1313 alexis1313

11-01-2017
Mathematics

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The sum of 5 consecutive even numbers is 100 what is the first number in this sequence

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bobby58 bobby58

11-01-2017

[16]+18+20+22+24=100

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a1025074722 a1025074722

11-01-2017

If x=first even number in sequence, then the next even number would be that number plus 2, plus 4, and so on.

x + (x+2) + (x+4) + (x+6) + (x+8) = 100

5x+20=100
5x=80
x=16

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