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2014-10-06T19:42:49+03:00
1345·3/5+636·2/6=4035/5+1272/6=807+212=1019
1019-38·1/2=1019-38/12=1019-19=1000
1000-10=990
990:x=5
x=990:5
x=198
exercitiul se mai poate scrie sub forma:
[(1345·3/5+636·2/6)-38/2-10]:x=5
[(4035/5+1272/6)-19-10]:x=5
(807+212-19-10):x=5
990:x=5
x=990:5
x=198

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