what is the sum of two consecutive integers is 43?

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31-08-2017
Mathematics

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what is the sum of two consecutive integers is 43?

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apologiabiology apologiabiology · Answer 1 · 2017-08-31T23:07:52+02:00

apologiabiology apologiabiology

31-08-2017

consecutive integers are 1 apart

so they are n and n+1

the sum is adding them
the sum is 43
n+n+1=43
2n+1=43
minus 1 both sides
2n=42
divide both sides by 2
n=21
n+1=22

the integers are 21 and 22

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