👤
a fost răspuns

sa se determine trei numere a b c stiind ca b:a=2. c:b=2. a+b+c=56

Răspuns :

CarMina03
b:a=2   a=b:2
c:b=2    c=2b

a+b+c=56
b/2+b+2b=56
b/2+3b=56
b+6b=2*56
7b=112
b=112/7
b=16
a=16/2=8
c=2*16=32
a=b/2,c=2b
b/2+b+2b=56/*2
b+2b+4b=56*2=112
7b=112=16

a=16/2=8
c=2*16=32
a+b+c=8+16+32=56

Alte intrebari