Barb is making a bead necklace. she strings 1 white bead, then 3 blue beads, then 1 white bead and so on. write the numbers for the first eight beads that are white. what is a rule for the pattern?

Select the correct answer from each drop-down menu. a system of equations and its solution are given below. system a complete the sentences to explain what steps were followed to obtain the system of equations below. system b to get system b, the equation in system a was replaced by the sum of that equation and times the equation. the solution to system b the same as the solution to system a.]