Problem 332 | Equilibrium of Parallel Force System

$\Sigma M_{R2} = 0$

$10R_1 + 4(400) = 16(300) + 9[ \, 14(100) \, ]$

$R_1 = 1580 \, \text{ lb}$           answer
 

 

$\Sigma M_{R1} = 0$

$10R_2 + 6(300) = 14(400) + 1[ \, 14(100) \, ]$

$R_2 = 520 \, \text{ lb}$           answer