Which are the solutions of x2 = –5x + 8?

Miranda is braiding her hair.then she will attach beads to the braid.she wants 1_3 of the beads to be red.if the greatest number of beads that will fit on the braid is 12,what other fractions could represent the part of the beads that are red?

Ineed here’s a picture of the question

Circle o has a circumference of approximately 44in what is the approximate length of the diameter d