Sovling 4 equations with 4 uknowns for equilibrium

  • #1

aub

21
0
i know this doesn't fit here right but i didnt know where else i could ask this

Homework Statement



153nosi.jpg



how did they solve 1 through 4? it should be easy but i can't solve it :frown:

thanks for any help
 
Physics news on Phys.org
  • #2
You want to manipulate the equations to eliminate variables. For example, what happens if you add equations (1) and (3) together? Try this and see if you can proceed further.
 
  • #3
ok thanks i solved it
 

Suggested for: Sovling 4 equations with 4 uknowns for equilibrium

Replies
32
Views
1K
Replies
6
Views
538
Replies
8
Views
598
Replies
24
Views
1K
Replies
13
Views
713
Replies
9
Views
781
Replies
3
Views
609
Back
Top