Find the equation of the line containing the points (5, 1) and (5, 5) and express it in slope-intercept form. (2 points)
Find the x-intercept and the y-intercept of the line 3x 2y = 12. (2 points)
Consider the equation C = 0.01m + 35, where C is the cost in dollars of a cell phone plan for one month and m is the number of minutes used in one month. Explain the meaning of the slope and the y-intercept in this equation. (2 points)
Find the equation of the line containing the point (2,5) with a slope of 1. (2 points) 2
Find the intersection of the lines 2x + 3y = 7 and 3x 2y = 9, if the intersection exists. If it does not exist, so state. (2 points)
