Andrea notices that the 40-foot tree next to her is casting a 10-foot shadow. how tall, in inches, is andrea if she is casting a 15-inch shadow at the same time?

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.]