Question

a)2-5+(-6)+(-9)-(10)=
b)-(-6)-(-6)-(-6)-(-6)-(6)=
c)-(-7)-(-7)-(-7)-(8)-(9)=
d)-(-8)-(-8)-(-8)-(-8)-(9)=

Answer 1

a = -28
b=22
c=-38
Espero ter ajudado

Answer 2

a) 2 - 5 - 6 - 9 - 10 = 28
b) 6 + 6 + 6 + 6 - 6 = 18
c)  7 + 7 + 7 - 8 - 9 = 4
d) 8 + 8 + 8 + 8 - 9 = 23