Răspuns :
a+b+c=55
a = 2c
b=3c
Schema in segmente : (stiu ca probabil iti va trebui)
a |----|-----|
b|-----|-----|-----|
c|-----|
(inlocuim)
2 c + 3 c +c = 55
6 c = 55
c = 55 : 6
c =9.16
a= 2c => 9,16 * 2 = 18,32
b = 3c => 57 , 48
a = 2c
b=3c
Schema in segmente : (stiu ca probabil iti va trebui)
a |----|-----|
b|-----|-----|-----|
c|-----|
(inlocuim)
2 c + 3 c +c = 55
6 c = 55
c = 55 : 6
c =9.16
a= 2c => 9,16 * 2 = 18,32
b = 3c => 57 , 48
2. 3
|---|---|---| Egalam partile
2. 55-7=48
|---|---| De-aici sti :-)
|---|