Question

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

Answer 1

Answer:

Step-by-step explanation:

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

5/x -2/x= -1 15/x +7/x =10

3/x=-1 22/x=10

x =-3 x=2.2