[48+50x100:(28:a+3x2)-14]x[(50-4x5)+(143-4x6)]=42316
[48+50x100:(28:a+6)-14]x[(50-20)+(143-24)]=42316
[48+50x100:(28:a+6)-14]x(30+119)=42316
[48+50x100:(28:a+6)-14]x149=42316
48+50x100:(28:a+6)-14=42316
: 149
48+50x100:(28:a+6)-14= 284
48+50x100:(28:a+6)= 284+14
48+50x100:(28:a+6)= 298
50x100:(28:a+6)=298-48
50x100:(28:a+6)= 250
50*100= 250*(28:a+6) / ( : 125)
40 = 2*(28 :a+6) / (: 2)
28 : a+6 = 20
28 : a= 20-6
28 : a =14
14a=28 / (: 14)
a=2
