Respuesta :

Answer:

x = 2

Step-by-step explanation:

3 3/8+4 5/7x=12 45/56

Solve :

3 3/8+4 5/7x=12 45/56

27/8 + 33/7 x = 717/56

33/7 x = (717 - 189) / 56

33/7 x = 528/56

x = 2