Solve the equation: 3x -7= 1/y , x + 1/y = 1
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3x - 1/y = 7 –– (1)
x + 1/y = 1 –– (2)
Add (1) and (2)
4x = 8
x = 2
Put x in (1) we get
6 – 1/y = 7
–1/y = 1
y= –1
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