Question

resolva as expressões:
a) - 9 - 2 =
b) + 31 + 14=
c) -90+ 16=
d)+ 104 - 100=
e)-25-60 + 40=
f)+ 84 - 79 - 81 + 86=

me ajudem

Answer 1

a,-11
b,45
c,-74
d,4
e,-45
f,10