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

Check whether the following pair of linear equations has a unique solution. If yes, find the solution : 8x+y=23, 5x-y=3

Find whether the following pair of linear equations has a unique solution. If yes, find the solution : 7x-4y=49, 5x-6y=57

Find whether the following pair of linear equations has a unique solution. If yes, find the solution. 7x-4y =49 and 5x-6y=57

Which of the following pairs of linear equations has a unique solution, no solution, or infinitely many solutions. In case there is a unique solution, find it by using cross-multiplication method: x-3y-3=0 3x-9y-2=0

A pair of linear equations which has a unique solution x = 2 and y = -3 is

A pair of linear equations which has a unique solution x = 2 and y = -3 is

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

Determine, by drawing graphs, whether the following system of linear equations has a unique solution or not: 2y=4x-6,\ \ \ 2x=y+3

Determine, by drawing graphs, whether the following system of linear equations has a unique solution or not: 2x-3y=6,\ \ \ x+y=1