Question

Calcular o valor de
×Sobre 15=2sobre 30

Answer 1

oi

x / 15 = 2 / 30

multiplica cruzado

30x = 2 * 15

30x = 30

x = 30 / 30 

x = 1 

Answer 2

x/15 = 2/30
30x= 15.2
30x = 30
x= 30/30
x = 1