Răspuns :
a+b+c=480
b=3a
c=2b
a; b; c =?
a+3a+2b=480
a+3a+6a=480
10a=480
a=480:2
a=48
b=3•48
b=144
c=144•2
c=288
sper ca te.am ajutat ;)
b=3a
c=2b
a; b; c =?
a+3a+2b=480
a+3a+6a=480
10a=480
a=480:2
a=48
b=3•48
b=144
c=144•2
c=288
sper ca te.am ajutat ;)
a+b+c=480
b=3a
c=2b
c=2b=2*3a=6a
a+3a+6a=480
10a=480
a=48 mere - prima lada
b=3*a=3*48=144 mere - a doua lada
c=2*b= 2*144=288 mere - a treia lada
vf.
48+144+288=480 mere
b=3a
c=2b
c=2b=2*3a=6a
a+3a+6a=480
10a=480
a=48 mere - prima lada
b=3*a=3*48=144 mere - a doua lada
c=2*b= 2*144=288 mere - a treia lada
vf.
48+144+288=480 mere