Răspuns :
1)2 si 2
2) 55 60 65 70 75
3) x+y=350
x=2y-10
2y-10+y=350
3y=360
y=360/3
y=120
x=2×120-10=230
2) 55 60 65 70 75
3) x+y=350
x=2y-10
2y-10+y=350
3y=360
y=360/3
y=120
x=2×120-10=230