Question

me ajude nessa gente
a} [+7].[-8]
b} [+9].[+2]
c} [-2].[-1]
d} [+15]:[+3]
e} [-5]:[+1]
f} [-8]:[-2]
g} {+7]:[-7]

Answer 1

a) -56
B)18
C)4
D)5
E)-5
F)-4
G)-1