Question

please solve............................. ​

Answer 1

Answer:

x/(-y) = 10/8 = 5/4

Step-by-step explanation:

by cross multiplying,

x-y = 9(x+y)

→ x-y = 9x+9y

→ x-9x = 9y+y

→ -8x = 10y

→ -(x/y) = 10/8 = 5/4

Thus, x/-y = 5/4