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The sum of twice a number and -6 is nine more than the opposite of the number. find the number.
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The sum of twice a number and -6 is nine more than the opposite of the number. find the number.
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Apr 17, 2019
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The sum of twice a number and -6 is nine more than the opposite of the number. find the number.
Mathematics
middle-school
Douglas Ferreira
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the answer is 21 because of the distributive property.
Timbod
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Apr 24, 2019
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