Question

madia aritmetica a doua numere naturale inpare consecutive este 8. aflati numerele

Answer 1

(a+a+2):2=8
2a+2=8x2
2a+2=16
2a=16-2
2a=14⇒a=14:2
            a=7 deci primul numar este 7 si al doilea 7+2=9

Answer 2

[tex]\sf \frac{2a+1+2a+2}{2}=8 \\ 2a+1+2a+3=16 \\ 4a+4=16 \\ 4a=12 \\ \underline{a=3} \\ \\ \boxed{\sf Raspuns:7,9}[/tex]