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clear
//variable declaration
//summation of all horizontal forces is zero & vertical forces is zero.
//Let the left support C be at a distance x metres from A.
P1=(30) //vertical down load at A,KN
Pu=(6) //uniform distributed load over whole span,KN/m,(20m of span)
P2=(50) //vertical down load at B, KN
//Rc=Rd(given) reaction at C & D is equal.
Rc=(P1+P2+Pu*20)/2
Rd=Rc
//taking moment at A
x=(((Pu*20*10+P2*20)/100)-12)/2
printf("\n X= %0.2f m",x)
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