Question

7/x+y +10/x-y=9 and 8/x+y +15/x-y=11

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Answer 1

Step-by-step explanation:

1)

7/x+y+10/x-y=9

= 7/x+10/x=9

= 17/x=9

= x*9=17

x=1.8

2)

8/x+y+15/x-y=11

= 8/x+15/x=11

= 23/x=11

= 11*x=23

x=2.09