=-(15x8)+(-30x2)(7))+RBx6-(20x6)x3)
=-120-420+6RB-360
0=6RB-900
900=6RB
RB=150
RA=45
Bending moments
BMc=0
BMb=-30-60=-90
BMA= -15x8-(6x70)+(150x6)-(120x3)
=0
THANK.,
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