Question

0,2-1/5x=1/5x+0,8x
Пожайлуста, помогитее
даю 40 баллов​

Answer 1

$0.2 - \frac{1}{5} x = \frac{1}{5} x + 0.8x \\ 0.2 - 0.2x = 0.2x + 0.8x \\ 0.2 = x + 0.2x \\ 1.2x = 0.2 \\ 12x = 2 \\ x = \frac{2}{12} \\ x = \frac{1}{6}$