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ajutatima va rog
a)1000-25x25+35x35:5
b)2015+100:4x75-123:1


Răspuns :

1000-25x25+35x35:5=
1000-625+ 245=
375+245=620

2015+100:4x75-123:1=
2015+1875-123=
3890-123=3767
1000-625+245=1000-870=130
2015+1875-123=3767
SUCCES