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21-06-2022
Mathematics

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I subtract 3 from a certain number, multiply the result by 5 and then add 9 if the final result is 54. find the original number

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konrad509 konrad509

21-06-2022

[tex](x-3)\cdot 5+9=54\\5x-15=45\\5x=60\\x=12[/tex]

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