Răspuns :
(-2.8): (0.7)+12 : 2 = [tex] \frac{-28}{10} [/tex] : [tex] \frac{7}{10} [/tex] + 6 =
= [tex] \frac{-28}{10} [/tex] * [tex] \frac{10}{7} [/tex] + 6 =
= [tex] \frac{-28}{7} [/tex] + 6 = -4 + 6 = 2
= [tex] \frac{-28}{10} [/tex] * [tex] \frac{10}{7} [/tex] + 6 =
= [tex] \frac{-28}{7} [/tex] + 6 = -4 + 6 = 2