Răspuns :
a+b=984 a+245=984
a÷b=3r4
a=3b+4 a=984-245
3b+4+b=984 a=739
4b+4=984
4b=984-4
4b=980
b=980÷4
b=245
a÷b=3r4
a=3b+4 a=984-245
3b+4+b=984 a=739
4b+4=984
4b=984-4
4b=980
b=980÷4
b=245