Answer:
75lb
Step-by-step explanation:
∆ABC=∆ADE ............by AA test of similarity
CAB=EAB....................COMMON ANGLE
CBA=EDA....................EACH 90°
AB/AD =CB/ED.........CSST
9/6=3/x
3/2=3/x
x=2 x 3/3
2,4,5