What is the equation on the straight line joining the origin to the point of intersection of the lines `x/a+y/b=1` and `x/b+y/a=1` ?

What is the equation of the line joining the origin with the point of intersection of the lines 4x+3y=12 and 3x+4y=12 ?

Find the equation of the straight line passing through the origin and the point of intersection of the lines x/a + y/b = 1 and x/b + y/a = 1.

The equation of the straight line joining the origin to the point of intersection of y-x+7=0 and y+2x-2=0 is

The equation of the straight line joining the origin to the point of intersection of y-x+7 =0 and y +2x-2=0 is

Find the equation of the straight line joining the origin to the point of intersection of y-x+7=0 and y+2x-2=0 .