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33:(r+19)=80:2:5:4:2 cu tot cu verificare va rog

Răspuns :

33:(r+19)=40:5:4:2
33:(r+19)=8:4:2
33:(r+19)=2:2
33:(r+19)=1
r+19=1×33
r+19=33
r=33-19
r=14
Verificarea: 33:(14+19)=1
=33:33=1
=1
33:(r+19)=80:2:5:4:2
33:(r+19)=40:5:4:2
33:(r+19)=8:4:2
33:(r+19)=2:2
33:(r+19)=1
r+19=1x33
r+19=33
r=33-19
r=14
V: 33:(14+19)=80:2:5:4:2
33:33=40:5:4:2
1=8:4:2
1=2:2
1=1