Solution (x, y) of pair of linear equations :
(a + c) x - (a - c) y = 2ab
(a + b) x - (a - b) y = 2ab, is :
1
(a, -a)
2
(-c, c)
3
(-b, b)
4
(b, -b)
Solution (x, y) of pair of linear equations :
(a + c) x - (a - c) y = 2ab
(a + b) x - (a - b) y = 2ab, is :