Question

if x-y/x+y =9. what is the value of x/(-y) ​

Answer 1

Step-by-step explanation:

X-y/x+y=9, 9x-9y =x+y, 9x-x=y+9y, 8x=10y, 8x-10y=0, 2(4x-5y)=0, 4x-5y=0

Answer 2

Answer:

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