Question

упростите выражения 3/14x-2/7y-5/21x-8/21y

Answer 1

$frac{3}{14} x - frac{2}{7} y - frac{5}{21} x - frac{8}{21} y = \ = frac{9 }{42} x - frac{6}{21} y - frac{10}{42} x - frac{8}{21} y = \ = - frac{1}{42} x - frac{14}{21} y = - frac{1}{42} x - frac{2}{3} y$