[" (51) "2x+3y=7],[(a-b)x+(a+b)y=(3a+b-2)]

Find the values of a and b for which the following pair of equations have infinitely many solutions: (i) 2x + 3y = 7 and 2ax + ay =28-by (ii) 2x + 3y =7, (a-b) x + (a +b) y= 3a + b-2 (iii) 2x - (2a + 5) y =5, (2b +1) x - 9y =15

For which values of a and b does the following pair of linear equations have an infinite number of solutions ? 2x+3y=7 (a-b)x+(a+b)y=3a+b-2

For which values of a and b does the following pair of linear equatons have an infinite number of solutions ? 2x+3y=7 (a-b)x+(a+b)y=3a+b-2

For which values of a and b does the following pair of linear equations have an infinite number of solutions ? 2x + 3y =7 , (a - b) x + (a + b) y = 3a + b - 2 .

Find the values of a and b for which the following system of equations has infinitely many solutions: 2x+3y=7,\ \ \ \ (a-b)x+(a+b)y=3a+b-2

Find the values of a and b for which the following system of equations has infinfinitely many solutions: 2x+3y=7,quad (a-b)x+(a+b)y=3a+b-2

(i) For which values of a and b does the following pair of linear equations have an infinite number of solutions? 2x + 3y = 7 (a - b)x + (a + b)y = 3a + b - 2 (ii) For which value of k will the following pair of linear equations have no solution? 3x + y = 1 (2k - 1)x + (k - 1)y = 2k + 1

(i) For which values of a and b does the following pair of linear equations have an infinite number of solutions? 2x + 3y = 7 (a - b)x + (a + b)y = 3a + b - 2 (ii) For which value of k will the following pair of linear equations have no solution? 3x + y = 1 (2k - 1)x + (k - 1)y = 2k + 1

For which values of a and b does the following pair of linear equations have an infinite number of solutions? 2x+3y=7 (a-b)x+(a+b)y=3a+b-2

For which values of a and b does the following pair of linear equations have an infinite number of solution?2x+3y=7 (a-b)x+(a+b)y=3a+b-2