Respuesta :

chrysanthemum
-3(2n + 1) + 7 = -5
-6n - 3 + 7 = -5
-6n + 4 = -5
-6n = -9
n = 3/2

Answer:
n = 3/2 or 1.5
Myaww
-3×2n= -6n -3×1= -3

-6n-3+7= -5
-6n+4 = -5
-4 -4
6n= -9/6
÷6
n = 3/2