Find the measure of the angle of intersection of the lines whose equations are ` 3x+4y+7=0 and 4x - 3y + 5 = 0 `

Find the equation of the line passing through the point of intersection of the lines 4x + 7y - 3 = 0 " and " 2x - 3y + 1 = 0 that has equal intercepts on the axes.

Find the equation of the line passing through the point of intersection of the lines x+5y+7=0 and 3x+2y-5=0 (a) parallel to the line 7x+2y-5=0

Find the equation of the line passing through the point of intersection of the lines x+5y+7=0 and 3x+2y-5=0 (b) perpendicular to the line 7x + 2y - 5 = 0

The distance of the point of intersection of the lines 2 x-3 y+5=0 and 3 x+4 y=0 from the line 5 x-2 y=0 is

Find the equation of the plane passing through the line of intersection of the planes .x+ y+ z = 6 and 2x+ 3y+ 4z-5 = 0 and the point (1,1,1).

Find the slope of the line 3x-4y+1=0 .

Find the slope of the line 3x-4y-2=0 ?

Find the equation of the line passing through the intersection of the lines 3x-4y+1=0 and 5x+y-1=0 which cuts off equal intercepts on the axes.

Find the equation of the plane through the line of intersection of the planes x+y+z=1 and 2x+3y+4z=5 which is perpendicular to the plane x-y+z=0 .