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

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

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

Find the equation of the line perpendicular to the line 2x+y -1 = 0 through the intersection of the lines x+2y -1= 0 and y=x.

Find the equation of the line perpendicular to the line x - 2y + 3 = 0 and having intercept 3 on x-axis.

Find the equation of the line Perpendicular to the line x -7y +5 = 0 and having x-intercept 4.

Find the equation of the plane which is perpendicular to the plane 5 x + 3y + 6 z +8 = 0 and which contains the line of intersection of the planes x + 2 y + 3z-4-0 and 2x+y-z+5 -0.

Write the slope of the st. line, which is perpendicular to x + 2y= 4.

Find equation of the line perpendicular to the line x - 7y + 5 = 0 and having x intercept 3.

Find the equation of the plane, which is perpendicular to the plane 5x + 3y + 6z + 8 = 0 , and which contains the line of intersection of the planes : x + 2y + 3z - 4 = 0 and 2x + y -:- z + 5 = 0 .