Do the following pair of linear equations have no solution ? Justify your answer.
(i) 2x + 4y = 3 and 12y +6x = 6
(ii) x = 2y and y = 2x
(iii) 3x + y - 3 = 0 and `2x + (2)/(3)y = 2`

Do the following pair of linear equations have no solution? Justify your answer. x= 2y, y= 2x

Do the following pair of linear equations have no solution? Justify your answer. 2x+4y= 3 12y + 6x= 6

Do the following pair of linear equations have no solution? Justify your answer. 3x + y-3= 0 2x + (2)/(3)y= 2

Are the following pair of linear equations consistent? Justify your answer. -3x-4y= 12, 4y+ 3x= 12

Are the following pair of linear equations consistent? Justify your answer. x+ 3y =11, 2(2x+ 6y)=22

Are the following pair of linear equations consistent ? Justify your answer. (i) -3x - 4y = 12 and 4y + 3x = 12 (ii) (3)/(5)x - y = (1)/(2) and (1)/(5) x - 3y = (1)/(6) (iii) 2ax + by = a and 4ax + 2by - 2a = 0, a, b != 0 (iv) x + 3y = 11 and 2(2x + 6y) = 22

Are the following pair of linear equations consistent ? Justify your answer. (i) -3x - 4y = 12 and 4y + 3x = 12 (ii) (3)/(5)x - y = (1)/(2) and (1)/(5) x - 3y = (1)/(6) (iii) 2ax + by = a and 4ax + 2by - 2a = 0, a, b != 0 (iv) x + 3y = 11 and 2(2x + 6y) = 22

Show that the pair of linear equations x=2y and y=2x have unique solution at (0,0). Justify your answer.

Do the following equations represent a pair of coincident lines ? Justify your answer. (i) 3x + (1)/(7)y = 3 and 7x + 3y = 7 (ii) -2x - 3y = 1 and 6y + 4x = -2 (iii) (x)/(2) + y + (2)/(5) = 0 and 4x + 8y + (5)/(16) = 0

Do the following equations represent a pair of coincident lines ? Justify your answer. (i) 3x + (1)/(7)y = 3 and 7x + 3y = 7 (ii) -2x - 3y = 1 and 6y + 4x = -2 (iii) (x)/(2) + y + (2)/(5) = 0 and 4x + 8y + (5)/(16) = 0