Question

2/5 m^2n -4m^2n 8m^2 n ayúdenme plis :c

Answer 1

$\frac{2}{5} m^{2n} - 4 m^{2n} + 8 m^{2n} = \frac{22}{5} m^{2n} = 4.4 m^{2n}$