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x/2y=2a,then 2x/x-2ay=?

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simple problem, put x=4ay and evaluate it.
12 years agoHelpfull: Yes(10) No(0)

x= 4ay.
2ay= x//2.
put it in expression, value we got is 4.
12 years agoHelpfull: Yes(5) No(1)

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