Respuesta :

7-2n = 3n-3

-2n - 3n = -3 - 7

-5n = -10

5n = 10

n = 2

Answer:

n = 2

Step-by-step explanation:

7 - 2n = 3n - 3

7 = 5n - 3

10 = 5n

n = 2