Question

Find value of k for which x= -1 and y= I are solution for
equation kx-2y=0
​

Answer 1

x= -1 and y= I

put this in

kx-2y=0

-k -2 = 0

-k = 2

k= -2

Answer 2

Answer:

X= -1 & Y=1

put the value in the equation

k×-1-2×1=0

-k-2=0

k=-2