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 coincidnet lines? Justify your answer. 3x+ (1)/(7) y=3, 7x+ 3y= 7

Do the following equations represent a pair of coincidnet lines? Justify your answer. -2x-3y=1, 6y+ 4x= -2

Do the following equations represent a pair of coincidnet lines? Justify your answer. (x)/(2)+ y+(2)/(5)= 0 4x + 8y +(5)/(16)=0

Do the equations 5x + 7 y =8 and 10 x + 14 y =4 represent a pair of coincident lines ? Justify your answer.

Do the equations 4x + 3y =5 and 12 x +9y =15 represent a pair of coincident lines ?

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. (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

Is the pair of equations 3x - 5y =6 and 4x -6y =7 consistent ? Justify your answer.

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