Resposta :
n - 2 = 3
n= 3 +2
n = 5
m + 5 = -2
m= -2 + (-5)
m = -7
conferindo:
(n-2 m+5)= (3, -2)
(5-2 -7+5)= (3, -2)
(3 -2) = (3 -2)
n= 3 +2
n = 5
m + 5 = -2
m= -2 + (-5)
m = -7
conferindo:
(n-2 m+5)= (3, -2)
(5-2 -7+5)= (3, -2)
(3 -2) = (3 -2)