Question

Помогите решить второе задание 2 примера

Answer 1

1.
$x = frac{30 times 1.7}{6.8} = frac{30}{4} = frac{15}{2} = 7.5$
2.
$x = frac{5.8 times 15}{8.7} = frac{5.8 times 5}{2.9} = 5 times 2 = 10$