Răspuns :
I 8+x
II x
8+x+x=30
2x=30-8
2x=22
x=22/2
x=11 mere in al doilea cos
In primul cos 11+8=19 mere
II x
8+x+x=30
2x=30-8
2x=22
x=22/2
x=11 mere in al doilea cos
In primul cos 11+8=19 mere
/--------------/8/
/-------------/
30-8=22
22:2=11 mere in al doilea cos
11+8=19 mere in al doilea cos
/-------------/
30-8=22
22:2=11 mere in al doilea cos
11+8=19 mere in al doilea cos