1. What is the equation of the line through the points (0, 0) and (4, 3)?

2. What is the equation of the line through (0, 5) and (-1, 7)?

3. What is the equation of the line through (3, 3) and (6, 3)?

4. What is the equation of the line that has a slope of 4 and a y-intercept of (0, 10)?

5. What is the equation of the line through (7, 5) and (7, 10)?