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Double a number is equal to the number decreased by five?
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Double a number is equal to the number decreased by five?
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Jul 11, 2018
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Double a number is equal to the number decreased by five?
Mathematics
high-school
Luca Lindholm
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Luca Lindholm
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2n=n-5 subtract n from both sides
n=-5
check...
2(-5)=(-5)-5
-10=-10
Nimi
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Jul 18, 2018
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Nimi
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