Respuesta :

Answer:

28

Step-by-step explanation:

3/4x= 21

x= 21(4/3)

x= 28

Check! (optional)

28 x 3/4 = 21

Check correct!!!!!!

Answer:

the number is 28

Step-by-step explanation:

I know this because 21 is 3/4 of a number. 21 divided by 3 is 7, you do this to find what 1/4 of the number is. so then you add 7 to 22 and you get 28!