the sum of 4 consecutive integers is 40 what is the third number in this sequence?

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22-11-2016
Mathematics

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the sum of 4 consecutive integers is 40 what is the third number in this sequence?

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ampofoeugenia7 ampofoeugenia7 · Answer 1 · 2016-11-22T22:59:11+01:00

ampofoeugenia7 ampofoeugenia7

22-11-2016

let's represent the numbers by : x, x+1, x+2, x+3
x+x+1+x+2+x+3=40 The third number in the sequence is x+2
4x+6=40 8.5+2=10.5
4x+6-6=40-6 Therefore the third number in the sequence is
4x=34 10.5
4x/4=34/4
x=8.5

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