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Solve the following similtaneous equation,
Let,
So, new equation will be
- p + q = 8 .........(3)
- 4p - 2q = 2 ......(4)
Multiply by 4 in equ(3),
- 4p + 4q = 32 .......(5)
Subtract equ(5)-equ(4),
Now, keep value of q in equ(3),
And,
Keep value of 1/x and 1/y in equ(1),
L.H.S = R.H.S
THAT'S PROVED
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