Solve each problem using the methods outlined in this chapter.
1. Solve for F1: 30.0F1 = (14.0) (18.0) + (25.0) (17.0)
2. Solve for Fw: (12.0) (15.0) + 45.0Fw = (21.0) (65.0) + (22.0) (32.0)
3. Two workers carry a uniform 15.0-ft plank that weighs 22.0 lb (Figure). A load of blocks weighing 165 lb is located 7.00 ft from the first worker.

What force must each worker exert to hold up the plank andload?

Transcribed Image Text:

15.0 ft 7.00 ft 165 lb 22.0 lb Fi-?