Question

ayuda con razonamiento 10/14 =x/21

Answer 1

Resolver.

10/14 = x/21
(10 * 21)/14 = x
210/14 = x            Simplificas sacas mitad
(210/2)/(14/2) = x
105/7 = x            Simplificas sacas septima
(105/7)/(7/7) = x
15 = x

Respuesta.
10/14 = 15/21