1. Write an equation in slope-intercept form for the line that passes through the points (2, -3) and (1, 5).
2. Solve 2.2n ÷ 0.8n + 5 = 4n.
3. Solve 20 - 31 > 7n. Graph the solution set on a number line.
4. Solve |4w - 1| = 5w + 37. Check your solutions.
5. Solve xl > x - 1. Graph the solutions set on a number line.