Respuesta :

Answer:

a=10/9

Step-by-step explanation:

5+a/10=a+4

(50+a)/10=a+4

50+a=10(a+4)

50+a=10a+40

50-40=10a-a

10=9a

10/9=a

a=10/9, if you multiply the 5 to the 10, and then simplify all the way down, that’s the answer