" (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)

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 coincide:(iii)6x-3y+10=0 ;2x-y+9=0

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

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