Respuesta :

verrge

Answer:

n=7

Step-by-step explanation:

1/10n-3/10=4/10

1/10n-3/10+310=4/10+310

1/10n=7/10

10x1/10n=7x10/10

n=7

I hope this helps!

raylee152566
n=7
1/10n-3/10=4/10
(add the -3/10 to the other side)
1/10n=7/10
(Than divide)
You get n=7