XD I found this thing with worked solutions.
https://iteachstem.com.au/wp-content/uploads/2020/10/Worked-Solutions-for-Introduction-to-Engineering-Mechanics-Schlenker-and-McKern-2.pdf
Chapter 7 is the one with trusses
Thanks a lot for the in-depth reply!!! You have really explained all the positives and negatives in great detail!! I think I've made up my mind to do the traineeship (If I get accepted, that is), finish my associate's degree at WSU and then continue my bachelor's or master's at UNSW.
I recently applied for a Traineeship position as a Traffic Engineering Officer - In Training at Transport For NSW (TNSW). It's got pretty good pay, about 60k salary a year, and they will pay for your associate's degree. But the problem is that I have to do an Associated Degree in Engineering...