Question

qual numero multiplicado por 7/3 da 2/5

Answer 1

x . 7/3 = 2/5
7x/3 = 2/5
7x = 2/5 . 3
7x = 6/5
x = 6/5 ÷ 7
x = 6/5 . 1/7
x = 6/35

Resposta: 6/35