Li needs pieces of string each 1/2 of a inch long she cut a 6 inch piece string into pieces that are each 1/2 of an inch long how many more pieces of string does she need?

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.]