solve 5/x+y+3/x-y=4, 2/x+y+5/x-y=5×2/5
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10/x+y+2/x-y=4; 15/x+y-5/x-y=-2 Solve the simultaneous equation ... a = 1/5. Put a = 1/5 in equation ( 3 ) , we. get. b = 2 - 5 × 1/5. => b = 2 - 1.
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