Bar 1:
Moment about A:
Bar 2:
Moment about C:
Equations are:
Putting the four equation in matrix form:
Matlab:
P→
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>>A=[1 1-1-1:09-1-4;0 0 1 1;0 0 0 31: B = [50 250 20 20]'; >> T = inv (A) *B T= 37.7778 32.2222 13.3333 6.6667