Relax

Respuesta :

1)

x/3 - 4 = 5
x/3 = 9
x = 27

2)

x/4 = 3/8
8x = 12
x = 1.5 or 3/2

3)

4x = 3/8
4x = 0.375
x = 0.09375 or 3/32