x=scaune cu 4 picioare
y = '' '' 3 '' ''
z =banci cu 2 picioare
z =y /6
x+y+z =95
4x+3y+2z =340
x +y +y/6 =95 I
4x +3y +2y/6 =340 I numitor 6
6x+6y+y =570
24x+18y +2y =2040
6x+7y =570 I* 4
24x+20y =2040
24x+28y=2280 I -
24x+20y =2040
-------------------------
/ 8y = 240
y =30
z =y/6 =30/6 =5
x+30+5 =95
x =95-30-5 =60