This question is worth points and ! hurry which of the following is the solution to the equation 4 over 5n = 20? a) n = 4 b) n = 12 c) n = 16 d) n = 25

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?

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What is the value of the discriminant, b2 ? 4ac, for the quadratic equation 0 = x2 ? 4x + 5, and what does it mean about the number of real solutions the equation has?