Question

упростите выражение 5m-9/m-2 - 3-2m/2-m

Answer 1

$\frac{5m - 9}{m - 2} - \frac{3 - 2m}{2 - m} = \frac{5m - 9}{m - 2} + \frac{3 - 2m}{m - 2} = \frac{5m - 9 + 3 - 2m}{m - 2} = \frac{3m - 6}{m - 2} = \frac{3(m - 2)}{m - 2} = 3$