Question

586 задание пожалуйста плиз четные

Answer 1

$8 times frac{4}{11} + 8 times frac{7}{11} = 8 times ( frac{4}{11} + frac{7}{11} ) = 8 times frac{11}{11} = 8 times 1 = 8$
$5 times frac{1}{7} + 5 times frac{6}{7} = 5 times ( frac{1}{7} + frac{6}{7} ) = 5 times frac{7}{7} = 5 times 1 = 5$