Question

0,5+2,5+6,5+ $\frac{1}{2}$=
 cine ma poate ajuta?

Answer 1

[tex]0,5+2,5+6,5+ \frac{1}{2}= \\ \\ 9,5+ \frac{1}{2}= \\ \\ Amplificam~prima~cu~2: \\ \\ \frac{19}{2}+ \frac{1}{2}= \\ \\ \frac{20}{2}=10 [/tex]