Răspuns :
a-b=45
a-b=5 (rest 5)=>a=b×5+5
b×5+5-b=45
b×4+5=45
b×4=45-5=40
b=40:4
b=10
a=b×5+5
a=10×5+5
a=50+5
a=55
Verificare: 55-10=45
Sper ca te-am ajutat!
a-b=5 (rest 5)=>a=b×5+5
b×5+5-b=45
b×4+5=45
b×4=45-5=40
b=40:4
b=10
a=b×5+5
a=10×5+5
a=50+5
a=55
Verificare: 55-10=45
Sper ca te-am ajutat!