Răspuns :
[tex]3 \frac{1}{4} - 4 \times ( - 0.5) = \\ \frac{3 \times 4 + 1}{4} - ( - 2) = \\ \frac{13}{4} + 2 = \\ \frac{13 + 4}{2} = \\ \frac{17}{2} [/tex]
sper ca aceasta este ecuatia corecta :)
[tex]3 \frac{1}{4} - 4 \times ( - 0.5) = \\ \frac{3 \times 4 + 1}{4} - ( - 2) = \\ \frac{13}{4} + 2 = \\ \frac{13 + 4}{2} = \\ \frac{17}{2} [/tex]
sper ca aceasta este ecuatia corecta :)