For what value of m the following system of equations will have a unique solution ? `3x+my=10" and "9x+12y=30`

For what value of k, the following system of equations has a unique solution? x-ky=2 , 3x+2y=-5 .

For what value of k the following system of equations has a unique solution 2x+3y-5=0, kx-6y-8=0?

For what value of 'p' the following pair of equations has a unique solution. 2x+py=-5 and 3x+3y=-6.

For what value of 'p' the following pair of equations has a unique solution. 4x +2 py = -10 and 6x + 6y = -12

For what value of k the following system of simultaneous equation has a unique solution- 2kx+3y+3=04x+y+4=0

Find the value of k for which the following system of equations has a unique solution: kx+2y=5,quad 3x+y=1

For what value of m, the following system of equations have 2x + my = 1 , 3x - 5y = 7 :- a unique solution

For what value of k given system of equation has unique solution. kx+ 3y = 6, 2x - ky = 10

Find the value of k for which the following system of equations has a unique solution: x+2y=3,\ \ \ \ 5x+k y+7=0

Determine the values of lambda for which the following system of equations fail to have a unique solution: lambda x+3y-z=1,x+2y+z=2,-lambda x+y+2z=-1