Find the equation of a line which passes through the point `(2,3,4)` and which has equal intercepts on the axes.

Find the equation of a line which passes through the point (2,3) and which has equal intercepts on the axes.

Find the equation of the line which passes through the point (3, 4) and whose intercepts on the axes are equal in magnitude but opposite in sign.

Find the equation of a straight line passing through the point (-3,2) and cutting off equal intercepts on the cooredinate axes.

Find the equation of the lines passing through the point (1,1) and (-2,3)

Find the equation of the circle which passes through the point (2,-2), and (3,4) and whose centre lies on the line x+y=2 .

Find the equation of the circle which passes through the points (1,-2),(4,-3) and whose center lies on the line 3x+4y=7.

Find the equation of a circle which passes through the points (1,-2) and (4,-3) and whose centre lies on the line 3x+4y=0