Question

Afla c-a+(d-b) stiind ca :
a=a treia parte din c;
b=mai mic cu 146 decat a;
c=942;
d= o data si jumatatea mai mare decat b .

Answer 1

a=c:3 =314 
b=a-146=314-146=168
d=b+b:2=168+168:2=168+84=252
c-a+(d-b)=...te descurci :) 

Answer 2

a=942÷3=314; b=a-146=314-146=168; d=b+b÷2=168+168÷2=252; 942-314+252-168=712