" 6.The equation "2x+5y=7" has a unique solution,if "x" and "y" are "

The equation 2x + 5y = 7 has a unique solution, if x, y are :

The linear equation 7x+9y=8 has a unique solutions

The linear equation 2x-5y=7 has

The linear equation 2x - 5y = 7 has

For what value of k, the pair of equation 2x+ky=1,3x-5y=7 has a unique solution?

Is the pair of linear equations 2x+y=5 and 3x+2y=8 has unique solution ? In case there is a unique solution,find it by using cross multiplication method.

Show that the system of equations 2x + 5y = 17, 5x + 3y = 14 has a unique solution. Find the solution.

Check each of the given systems of equations to see if it has a unique solution, infinitely many solutions or no solution. Solve them graphically. (i) 2x + 3y = 1 3x - y = 7

Check each of the given sustems of equations to see if has a unique solution, infinitely many solutions or no solution. Solve them graphically. 2x+3y=1, 3x-y=7.

If the system of equations 6x + 2y = 3 and kx + y = 2 has a unique solution, find the value of k .