Question

10/x+y +2/x-y =4 and 15/x+y - 5/x +7=-2

Answer 1

Question :

$\frac{10}{x + y} + \frac{2}{x - y} = 4$

and

$\frac{15}{x + y} - \frac{5}{x - y} = - 2$

Answer :

x = 3

y = 2