Question

the value of k for which the equations kx - y = 2 and 6x- y = 3 has a unique solution is
a) a=1,b=5
b) a=5,b=1
c) a=-1,b=5
d) a=5,b=-1

Answer 1

Step-by-step explanation:

kx-y=2

6x-y=3

-. +. -

y and y get cancelled

6x+kx=-1