Răspunsuri

2014-06-15T20:23:40+03:00
Ionel are x metrii
Mircea are x+2
Liviu are x+4 metrii
x+x+2+x+4=180
3x+6=180
3x=180-6
3x=174
x=174:3
x=58(Ionel)
58+2=60(Mircea)
60+2=62(Liviu)
x+x+x+4+2=180
3x=180
x=58 ionel
58+2=60 mircea
58+4=62 liviu
2014-06-15T20:26:25+03:00
I- ionel
m- mircea
l-liviu
i+m+l=180
i: x
m: x+2
l: x+2+2

x+x+2+x+2+2 = 180
3x=174
x= 58m
m= 58+2 = 60
l= 58 +2+2 =62