Question

(-2x-4)/(x^2-4)=(x+5)/(x-2)

Answer 1

ОДЗ:
х≠2,-2.
$frac{-2x-4}{x^2-4}= frac{x+5}{x-2}\ frac{-2(x+2)}{(x-2)(x+2)}= frac{x+5}{x-2}\ frac{-2}{x-2}= frac{x+5}{x-2}\ -2=x+5\ x=-2-5\ x=-7$