Răspuns :
a+b = 520
a = 4b
a=?
b=?
4b+b=520
5b=520
b= 520 : 5 => b= 104 trandafiri .
a+104=520
a= 520 - 104 => a= 416 lalele.
VERIFICARE :
416 + 104 = 520
a = 4b
a=?
b=?
4b+b=520
5b=520
b= 520 : 5 => b= 104 trandafiri .
a+104=520
a= 520 - 104 => a= 416 lalele.
VERIFICARE :
416 + 104 = 520
t+L=520
T=4L
4L+L=520
5L=520
L=520\5
L=104
t+L=520
t+104=520
t=520-104
t=416
T=4L
4L+L=520
5L=520
L=520\5
L=104
t+L=520
t+104=520
t=520-104
t=416