The pair of equations x+y=1 and x+y=-5 has _____ solutions?

The pair of equations y = 0 and y = -7 has

Show graphically that the system of equations 2x + 4y = 10 and 3x + 6y = 12 has no solution.

Find the value of k for which the system of equations 2x + ky = 1 and 3x - 5y = 7 has a unique solution.

For what value of k, the system of equations x - 3y = 5 and 2x - 5y = k has at most one solution?

For what value of k, the system of equations x - 3y = 5 and 2x - 6y = k has at most one solution?

The pair of equations x + 2y + 5 = 0 and -3x - 6y + 1 = 0 has

For what value(s) of k, the pair of linear equations -2x + 5y = 0 and kx + 3y = 0 has a non-zero solutions?

For what value of k , the following pair of linear equations has infinitely many solutions? 10 x+5y-(k-5)=0,\ \ \ \ 20 x+10 y-k=0

The pair of linear equations 3x+2y=5;2x-3y=7 have (a)One solution (b) Two solutions (c)Many solutions (d) No solution