Respuesta :

Answer:

4)n=25.

Step-by-step explanation:

To isolate n, divide both sides by 4/5.

20/.8=25

The answer is 4) n=25

Hope this helps!

Answer:

4. n = 25

Step-by-step explanation:

To isolate n  we multiply both sides by 5/4

4/5 * 5/4 n = 20 * 5/4

1  *  n = 25