Respuesta :

Answer:

f = 2 1/4

Step-by-step explanation:

f-3/4=1 1/2

Add 3/4 to each side

f-3/4+3/4=1 1/2+3/4

f = 1 1/2 +3/4

Get a common denominator

f=  1 2/4 + 3/4

  = 1 5/4

  = 1 + 4/4 + 1/4

  = 2 1/4