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//variable declaration
//As supports A and B are simple supports and loading is only in vertical direction, the reactions RA and RB are in vertical directions only.
//summation of all horizontal forces is zero & vertical forces is zero.
P1=(30) //vertical down Load at 1m from A,KN
P2=(40) //vertical down Load at 6.5m from A,KN
Pu=(20) //uniform distributed load from 2m to 5m from A,KN/m(in 3m of span).
Rb=(Pu*3*3.5+P1*1+P2*6.5)/5
printf("\n RB= %0.2f KN",Rb)
Ra=Pu*3+P1+P2-Rb
printf("\n RA= %0.2f KN",Ra)
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