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4× +1/3× -1=9/5
5(4× +1)=9(3× -1)
20× +5=27× -9
27× -20×=5+9
7×=14
×=3
5(4× +1)=9(3× -1)
20× +5=27× -9
27× -20×=5+9
7×=14
×=3
gopalitaliya:
no
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