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GuzuAndra11
a fost răspuns

aflati valoarea lui din egalitatea 2004 :6+260:[5+4×(18+20:a×6):24]=360

Răspuns :

2004:6+260:(5+4x(18+20:ax6)este egal cu 360x24 si tot asa pana la a


 
EmilJoaca
2004:6+260:[5+4*(18+20:a*6):24]=360
334+260:[5+4*(18+20:a*6):24]=360
260:[5+4(18+20:a*6):24]=26
5+4(18+20:a*6):24=10
5+4(18+20:a*6)=240
4(18+20:a*6)=235
18+20:a*6=231
18+20:a=38.5
20:a=20.5
a=1.025

Nush dacă e corect :)