👤
Ralucaionela3256
a fost răspuns

a+b+c=132
a=b /2-9
b=c/3-8
a=?
b=?
c=?

Răspuns :

1/2 b-17+1/3 c+ c=132
1/2 b-17 + (1+3)/3 c = 132
1/2 b-17 + 4/3 c = 132
1/2 b + 4/3 c = 132-17
1/2 b + 4/3 c = 149
6x1/2b + 6x4/3c = 6x149
3xb+2x4c=6x149
3b+8c=894
3(c/3-8)+8c=894

Alte intrebari