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Step 1: 1st equation from [ΣF_{x} = 0]
Step 1: 1st equation from [ΣF_{x} = 0]



Step 2: Determine axial loads P_{} in terms of R_{A} and R_{C}
Step 2: Determine axial loads P_{} in terms of R_{A} and R_{C}



Step 3: 2nd equation from compatibility equation; solve for R_{A} and R_{C}
Step 3: 2nd equation from compatibility equation; solve for R_{A} and R_{C}



Useful formula:
Useful formula:



Now that you've mastered this question, you can try Question 1.