Mechanics Homework | 338 - Equilibrium of Parallel Force System | Name_______________ |

The two 12-ft beams shown in Fig. 3-16 are to be moved horizontally with respect to
each other and load P shifted to a new position on CD so that all three reactions are
equal. How far apart will R _{ 2 } and R _{ 3 } then be? How far will
P be from D?