Polygon abcde is reflected across the x-axis to form polygon a'b'c'd'e' is dilated by a scale factor of 0.5 about d' to form polygon lmnop. Vertices a and b correspond to land m, respectively. If the length of AB is 2.20 units, the length of LM is ___ units.

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.]