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12-04-2016
Mathematics

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what is 5s divide by 7=30

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12-04-2016

(5s)/7=30
mutiply both sides by 7, that makes it cancel the fraction
(5s)7/7=30 times 7
5s times 7/7=210
5s times 1=210
5s=210
divide both sides by 5
5s/5=210/5
s times 5/5=42
s times 1=42
s=42

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