Question

1) Efetue as adições algébricas:
a) +8 -(-6+ 10)
b) -10 +(6-4)
c)2 + (2 + 5-7)
d)-5+(2-1)-(7-1)
e) (-5+3)-(5 - 9) + (8 - 1)-11​

Answer 1

Resposta:

• A=4
• B=-8
• C=2
• D=-10
• E=-2