Question

calcule o valor de X

a)9
b)12
c)15
d)5
​

Answer 1

Resposta:

Opção a) 9

$\frac{x}{24} = \frac{3}{8} \\ 8x = 3.24 \\ 8x = 72 \\ x = \frac{72}{8} \\ x = 9$