Find the values of r for which the equations rx-3y-1=0 and (4-r)x-y+1=0 will have no solution.

Find the values of r for which the equations rx-y=3 and 4x-2y=5 will have only one solution.

Find the values of r for which the equations rx+2y=5 and (r+1)x+3y=2 have no solution.

Find the value of p for which the equations px+6y-p=0 and (p-1)x+4y+(p-5)=0 have infinitely many sets of solutions.

Find the value of x and y in given equations x+2y+3=0 and 4x-5y+1=0 .

Find the value of ' k ' for which the following system of equations have no solution: 3x-4+4y+7=0,kx+3y-5=0

Find the value of k for which following system of equations have infinitely many solution: k x-2y+6=0,\ \ \ \ 4x-3y+9=0

Find the value of k for which following system of equations have infinitely many solution: 2x+3y=7,\ \ \ \ (k+1)x+(2k-1)y=4k+1

Find the value of k for which following system of equations have infinitely many solution: 2x+3y=7,quad (k+1)x+(2k-1)y=4k+1

Find the value of k for which following system of equations have infinitely many solution: kx-2y+6=0,quad 4x-3y+9=0