Question

(-2)+(-3)×(-2)^-1:(-3)

me ajudem por favor

Answer 1

$(-2)+(-3). \frac{ (-2)^{-1} }{(-3)} = \\ \\ =(-2)+(-3). \frac{1}{(-2).(-3)} = \\ \\ =(-2)+(-3). \frac{1}{6} = \\ \\ =(-2)- \frac{3}{6} = \\ \\=(-2)- \frac{1}{2} = \\ \\ = \frac{(-2).2-1}{2} = \\ \\ =\frac{-4-1}{2} = \\ \\ =- \frac{5}{2}$