Question

a) 9 + = 23
b) – 9 = 1
c) 27 + = 0
d) + 9 = –1
e) 39 + = –23

f) –3 + = 7
g) – 3 = 10
h) –15 + = 11
i) + 23 = – 1
j) –7 + = 7

k) –5 + = –7
l) –18 + = –2
m) + = –3
n) –6 + = –18
ñ) + = –12

Answer 1

Respuesta:

a)14

b)8

c)-27

d)-8

e-16