Respuesta :

4n+7=19
-7 -7
4n= 12

4n/4= 12/4

n = 3
Nyzy
N = 3


4n + 7 = 19

Subtract 7 from both sides.

4n + 7 − 7 = 19 − 7
4n = 12

Divide both sides by 4.

4n is 4 = 12/4

N = 3