Replace the non-uniformly distributed load WB with a single equivalent resultant force. What is its magnitude? LAB = 12 ft LBC = 5 ft LBE = 9 ft LED = 11 ft MA = 11 k-ft WB = 4 k/ft PE = 5 k PC = 3 k XC = 7 YC = 7

Perform it. Sum moments about D to calculate the vertical reaction at A. Remember the sign convention when inputting your answer.

Sum forces in the x-direction to calculate the horizontal reaction at D.

Use your last equation of equilibrium to calculate the vertical reaction at D.