emilyy3 emilyy3

12-01-2016
Mathematics

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100x+20=10x+220
Answer:_____

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Billymkhoi Billymkhoi

12-01-2016

100x+20= 10x+220
⇒ 100x-10x= 220-20
⇒ 90x= 200
⇒ x= 200/90
⇒ x= 20/9
⇒ x= 2 2/9

The final answer is x= 2 2/9~

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