Find k, if the line 2x - 3y = 11 is perpendicular to the line 3x + ky = -4? 

The point Q(a, b ) is first reflected in y-axis to Q1 and Q1 is reflected in x-axis to (-5,3 ). The co-ordinates of point Q are 

What is the equation of a line having slope -1/3 and y-intercept equal to 6? 

The area bounded by the lines x = 0, y = 0, x + y = 1, 2x + 3y = 6 (in square units) is 

What is the equation of line whose slope is -1/2 and passes through the intersection of the lines x-y = -1 and 3x-2y = 0?

Which of the following points lies on the line 5x + 4y = 2? 

The line passing through the point (-2,5) and  (6,b) is perpendicular to the line 20x + 5y = 3. Find b?

The graph of the equation 4x - 5y = 20 intersects the X-axis at the point.