Respuesta :

Answer:

a=8/3

Step-by-step explanation:

Ok, so first, we are gonna make this an equation

13-3a=5

Now, we will subtract 13 from 5

Now we have -3a=-8

Now, divide -8 by -3 and we get...

a=8/3

Set a equal to 5 then 3•5=15-13=2 the answer is two