Discussion:
Q1. Write equations for vertical and horizontal lines passing through the point (-6,5) in (x,y) coordinates.
Vertical line:
Horizontal Line:
Q2. A line passes through the point (x,y)= (-9,-5)and has a slope of -8. Write an equation for the line.
Q3. Write an equation of the line when y=4 and x=8.
Q4. The area of a rectangle is 50cm^2 (squared),the length is twice its width. What is the perimeter?