−3x + y = 6
ax + 2y = 4
In the system of equations above, a is a constant. For which of the following values of a does the system have no solution?

y=3 y=ax^(2)+b In the system of equations above, a and b are constants. For which of the following values of a and b does the system of equations have exactly two real solutions?

cx-5y=6 2x-3y=8 In the system of equations above, c is a constant and x and y are variables. For what values of c will the system have no solutions?

2x − y = 8 x + 2y = 4 For the system of equations above, what is the value of x + y ?

kx-3y=4 4x- 5y =7 In the system of equations above, k is a constant and x and y are variables. For what value of k will the system of equations have no solution?

3x-7y=12,kx+21y=-35 For which of the following values of k will the system of equations above have no solution?

Given that the system of equations 3x + ky = 1 and 6x + 3y = 2 . For what value of k does this system have infinite solutions ?

2x+y=6 7x+2y=27 The system of equations above is satisfied by which of the following ordered pairs (x, y) ?

1/2x - 1/4y = 5 ,ax - 3y = 20 In the system of linear equations above, a is a constant . If the system has no solutions , what is the value of a ?

11x-24y=8 kx-36y=5 In the system of equations above, k is a constant. If the system has no solutions, what is the value of k?

x+7y=-10 3x-4y=k In the system of equation above,k is a constant. IF (a,b) is the solution to the system, what is the value of a, in terms of k?