Question

Resolva as expressões
a:6-(-6+4).(-5+9)
b:-3-3.(-3)
c:(-30-5.[(-1).(15-36)+9-3.4]

Answer 1

a) 6-(-6+4).(-5+9)
   6+2.4
   6+8=14

b) -3-3.(-3
    -3+9=6

c) (-30-5.[(-1).(15-36)+9-3.4]
   -35.[-15+36+9-12]
   -35.18= -630
   -35.