4. (10.03 mc) the equation of line cd is y = β2x β 2. write an equation of a line parallel to line cd in slope-intercept form that contains point (4, 5). (4 points) y = β2x + 13 y = negative 1 over 2 x + 7 y = negative 1 over 2 x + 3 β 2x β 3