Write the equations for the family of lines with slope 3.

Write the equations for the family of lines with x-intercept 2.

Write the equations for the family of lines perpendicular to 2x-5y- 6 = 0.

Find the equation of the family of lines satisfying the following condition : having slope 5.

Find the equation of the family of lines satisfying the following condition : parallel to the line 3x + 4y + 5=0.

Find the equation of the family of lines satisfying the following condition : passing through the origin .

Find the equation of the family of lines satisfying the following condition : having y- intercept 4.

Find the differential equation of the family of lines through the origin.

The differential equation of the family of circles with fixed radius 5 units and centre on the line y=2 is

Find the equation of the st. line with slope 3 and y-intercept - 2.

Find the equation of the st. line : with slope 3 and y-intercept = -4 .