Respuesta :

2.75a=19.25
 19.25/2.75
a = 7

- So basically what I did was convert 2 3/4 and 19 1/4 into decimals. From there I divided 2 3/4 (2.75) by 19 1/4 (19.25) and I got 28.
- The numbers in parenthesis is the numbers in decimals.
 - I hope that helps!!!!!