lesliebunner lesliebunner

01-02-2017
Mathematics

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The product of two consecutive integers is three less than three times their sum. Find the integers

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wolf1728 wolf1728

01-02-2017

n * (n+1) = 3 (n + n+1) -3
n^2 +n = 3n + 3n + 3 - 3
n^2 -5n = 0
n * (n -5) = 0
n = 5
Check:
5 * 6 = 3 * (11) -3

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