Which of the following expressions is in simplified form? a. 1 1/2 n + 2.9 n b. 4w - 5 c. -2 + 1.4m + 0.5 d. 9j - 3 - j

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