The step by step solutions for WolframAlpha costs money, thanks for the help on the other questions. I'll check them out tomorrow since it's late right now.
My first post on this forum and the forum looks nice.
Anyway, I have problems with trying to pull out key points from a question when its presented in a realistic scenario and my homework currently needs me to do this to solve the questions. I ragequit after the second attempt but here are the...