Translate to numbers one third of a number is 12 less than the number itself

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asked Sep 10, 2017 2.4k views

5 votes

Translate to numbers one third of a number is 12 less than the number itself

Mathematics
high-school

Chris Ward asked

by Chris Ward

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1 Answer

4 votes

n-the number

$(1)/(3)n=n-12\ \ \ \ |multiply\ both\ sides\ by\ 3\\\\n=3n-36\ \ \ \ \ |subtract\ 3n\ from\ both\ sides\\\\-2n=-36\ \ \ \ \ |divide\ both\ sides\ by\ (-2)\\\\n=18$

Gunner answered Sep 15, 2017

by Gunner

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