If the equations

Kx -2y – 3 = 0

3x + y – 5 = 0

For unique solution:

Therefore, the value of k can be any number expect 6.

OR

3x² – 4x + k = 0

a = 3, b = -4, c = k

for equal roots,

D= b² - 4ac = 0

(-4²) – 4 (3) (k) = 0

16 -12k = 0

K= 16/12 = 4/3