langleyruth22 langleyruth22

31-08-2017
Mathematics

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what is the sum of three consecutive odd integers is 75?

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apologiabiology apologiabiology

31-08-2017

odd integers are 2 apart
they are n, n+2, n+4

the sum is 75

n+n+2+n+4=75
3n+6=75
minus 6 both sides
3n=69
divide both sides by 3
n=23
n+2=25
n+4=27

the integers are 23,25,27

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