By the graphical method, find whether the following pair of equations are consistent of not. If consistent, solve them.
(i)`3x + y + 4 = 0, 6x - 2y + 4 = 0`
(ii) `x - 2y = 6, 3x - 6y = 0`
(iii) `x + y = 3, 3x + 3y = 9 `

Find whether for following pairs of equations are consistent or not by graphical method. If consistent, solve them. (i) x-2y =6 3x - 6 y=0 (ii) 4x + 7y =-11 5x - y +4 =0

Classify the following system of equations as consistent or inconsistent . If consistent, solve them : 3x-2y=4 , 6x-4y=10

Find whether the following pair of linear equations is consistent or inconsistent: 3x+ 2y= 8 and 6x- 4y= 9

Classify the following system of equations as consistent or inconsistent . If consistent, solve them : x+2y=5 , 3x+6y=15

Classify the following system of equations as consistent or inconsistent. If consistent, then solve them : x+y+4z=6 , 3x+2y-2z=9 , 5x+y+2z=13

Classify the following system of equations as consistent or inconsistent. If consistent, then solve them : x-y+3z=6 , x+3y-3z=-4 , 5x+3y+3z=14

Use matrix method to examine the following system of equations for consistency or inconsistency 4x-2y=3 and 6x-3y=5

Check whether the pair of equations x+3y=6...(1) and ...(2) is consistent.If so,solve them graphically.

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

Which of the following pairs of linear equations are consistent / inconsistent? If consistent, obtain the solution graphically : (i)\ \ \ \ \ \ \ x+y=5,\ 2x+2y=10(i i)\ \ \ \ \ \ \ x y=8,\ 3x 3y=16(i i i)\ \ \ \ \ \ 2x+y 6=0,\ \ 4x 2y-4=0(i v)\ \ \ \