Question

solve the following by reducing them to pair of linear equations
1)1/2x -1/y =-1
1/x + 1/2y= 8

2)2/x+2/3y=1/6
3/x+2/y=0

3)5/x+y - 2/x-y =-1
15/x+y +7/x-y=10

Answer 1

u give ur number please