Răspuns :
Răspuns:
a+b+c/3=13---->a+b+c=3×13=39
a=18
18+b+c=39--->b+c=21
ma(b,c)=b+c/2=21/2=10,5
Răspuns:
(a+b+c)/3=13
a+b+c=13·3
a+b+c=39
a+b+18=39
a+b=39-18=>a+b=21
(a+b)/2=21/2=10,5
Răspuns:
a+b+c/3=13---->a+b+c=3×13=39
a=18
18+b+c=39--->b+c=21
ma(b,c)=b+c/2=21/2=10,5
Răspuns:
(a+b+c)/3=13
a+b+c=13·3
a+b+c=39
a+b+18=39
a+b=39-18=>a+b=21
(a+b)/2=21/2=10,5