Question

O valor da expressão (−9) + (+5) − (−3) − (+8) + (−2) é: 


a) 7

b)) 9

c) -1

d) -11​

Answer 1

RESPOSTA:

(−9) + (+5) − (−3) − (+8) + (−2)= -11

EXPLICAÇÃO:

(−9) + (+5) − (−3) − (+8) + (−2)

−4 − (−3) −8 −2

−4 +3 −8 −2

−1−8−2= -11