Respuesta :
Regroup terms
N − 7 = 20
Add 7 to both sides
N = 20 + 7
simplify 20 + 7 to 27
N = 27
-7 +N=20
Basically u just add the numbers for example -7+20=N so 7 + 20 = 27 so N=27
Basically u just add the numbers for example -7+20=N so 7 + 20 = 27 so N=27