Răspuns :
fie x,x+40 numerele
⇒x+x+40=640
2x=640-40
2x=600
x=600:2
x=300
x+40=340
raspuns:300,340
⇒x+x+40=640
2x=640-40
2x=600
x=600:2
x=300
x+40=340
raspuns:300,340
x,x+40numere⇒x+x+40=640
2x=640-40
2x=600
x=600÷2
x=300
x+40=340
Raspunsuri:300,340
2x=640-40
2x=600
x=600÷2
x=300
x+40=340
Raspunsuri:300,340