eletuhabeeb123 eletuhabeeb123

21-02-2022
Mathematics

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I add 12 to a certain number and then double the result. The answer is 42. Find the original number

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anniinakinnunen9 anniinakinnunen9

21-02-2022

(X+12)*2=42
2x+24=42
2x=42-24
2x=19 divided by two
X=9.5

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