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(i) x + y = 2xyx - y = 6xy(ii) x+ y = 7xy2x - 3y = -xy |
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Answer» Answer: x+ y= 2xy x - y= 6xy subtract both equations so x-y=6xy x+y=2xy = 2y=3xy y=3xy/2 now put Y VALUE in any ONE equation x+y=2xy x+3xy/2=2xy x=2xy/1 - 3xy/2 x= 4xy-3xy/2 x= 1/2. ans |
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