Evaluate the expression 15x + 4 for x = − 1 1/2.
a.−18 1/2
b. -17 1/2
c. 20 1/2
d. 26 1/2

Pleting the square f the given find the x-intercepts of the parabola with vertex (-5,13) and y-intercept (0, 12). write your answer in this form: (14,.99). if necessary, round to the nearest hundredth. *- h enter the correct answer, de verter, and ametry 00000 done doo