a+b+c= 979.899
a+b= 324.686
b+c= 856.449
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a= ? b= ? c= ?
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a+b+c= 979.899
a+b= 324.686
c= 979.899-324.686
c= 655.213
b+c= 856.449
b= 856.449-655.213
b= 201.236
a+b= 324.686
a= 324.686-201.236
a= 123.450