Relax

Respuesta :

Answer:

z = 1.75

Step-by-step explanation:

2z + 3/8 = 3 7/8

2z = 3 7/8 - 3/8

2z = 3 4/8 or 2z = 3 1/2

z = 3 1/2 / 2 or 3.5 / 2

z = 1.75