" 3) "x+y=0;2x-y=9

Solve the simultaneous equatons graphically : (i) x+y=0 , 2x-y=9 (ii) 3x+4y=-5 , y-x=4 .

Solve the following simultaneous equations graphically: x+y=0,2x-y=9.

Solve the following simultaneous equations graphically, x+y=0,2x-y=9 .

Solve the following simultaneous equations grahically x+y=0 , 2x-y =9

Solve the following simultaneous equations using graphical methd: x+y=0 ,2x-y=9

The area of the parallelogram formed by lines 2x-y+3=0, 3x+4y-6=0,2x-y+9=0, 3x+4y+4=0 is (in sq units)

The orthocentre of the triangle formed by the lines x-2y+9= 0, x + y -9 =0, 2x -y-9=0is

Find out whether the lines representing the following pairs of linear equations intersect at a point, are parallel or coincident. 6x-3y+10=0 2x-y+9=0

On comparing the ratios (a_(1))/(a_(2)), (b_(1))/(b_(2)) and (c_(1))/(c_(2)) , find out whether the lines representing the following pairs of linear equations intersect at a point, are parallel or coincident : 6x-3y+10=0 2x-y+9=0