Răspuns :
a-b=45
a:b=5r5
a=5b+5
a-b=45
5b+5-b=45
5b-b=45-5
4b=40
b=40:4
b=10
a-b=45
a-10=45
a=45+10
a=55
a:b=5r5
a=5b+5
a-b=45
5b+5-b=45
5b-b=45-5
4b=40
b=40:4
b=10
a-b=45
a-10=45
a=45+10
a=55
e la optional probabil...
a-b=45
a:b=5 r 5
Conform Teoremei Impartirii cu rest: D=I*C+R=>a=b*5+5=>a=5b+5
Inlocuim in relatia a-b=4b+5=>45=4b+5=>4b=40=>b=10=>a=10+45=55
a-b=45
a:b=5 r 5
Conform Teoremei Impartirii cu rest: D=I*C+R=>a=b*5+5=>a=5b+5
Inlocuim in relatia a-b=4b+5=>45=4b+5=>4b=40=>b=10=>a=10+45=55