3) The Jewelry Company makes and sells necklaces. For one type of necklace, the company uses clay beads and glass beads. There are no more than clay beads and at least 4 glass beads per necklace. Four times the number of glass beads is less than or equal to 8 more than twice the number of clay beads. Each clay bead costs $0.20 and each glass bead costs . a) Write a system that could be used to answer the questions below. b) Find the minimum cost to make a necklace with clay and glass beads. c) Find the combination of clay and glass beads that yields the minimum cost.