[" 19.Determine a and b for which the following system of linear equations has intinite number of solutions "2x-" (a- "],[4)y=2b+1,4x-(a-1)y-5b-1]

Determine the values of a and b for which the following system of linear equations has infinite solutions: 2x-(a-4)y=2b+1 and 4x-(a-1)y=5b-1

Determine the values of a and b for which the following system of linear equations has infinite solutions: 2x-(a-4)y=2b+1 and 4x-(a-1)y=5b-1

Find the values of a and b for which the following system of linear equations has infinite number of solutions: 2x-3y=7,\ \ \ \ (a+b)x-(a+b-3)y=4a+b

Find the values of a and b for which the following system of linear equations has infinite number of solutions: 2x-3y=7,quad (a+b)x-(a+b-3)y=4a+b

Find the values of a and b for which the following system of linear equation has infinitely many solutions. 2x-(2a+5)y=5, (2b+1)x-9y=15

Find the values of a and b for which the following system of linear equation has infinitely many solutions. (a-1)x+3y=2, 6x+(1-2b)y=6

Find the values of a and b for which the following system of linear equation has infinitely many solutions. (2a-1)x-3y=5, 3x+(b-2)y=3

Determine the values of m and n so that the following system of linear equation has infinite number of solution.(2m-1)x+3y-5=0,3x+(n-1)y-2=0

Determine the values of m and n so that the following system of linear equations have infinite number of solutions : (2m-1)x+3y-5=0 3x+(n-1)y-2=0

Find the value of a and b for which the given system of linear equation has infinite number of solutions 3x-(a +1 ) y = 2 b -1 , 5x + ( 1-2a ) y = 3b