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Daca a × ( b +c )=6000
A×c=4000
B = 10
___________
303 ×a =?


Răspuns :

a×b+a×c=6000
a×10+4000=6000
a×10=6000-4000
a×10=2000
a=2000÷10
a=200
303×a=303×200=60600