Question

A) -1 -2-3=
B) -7 + 20 - 15 + 20 - 1 =
C) -13 + 7 - 9 +5 - 13 =
D) -8 -10 + 17 - 3+ 4 - 7 + 8 - 1 =​

Answer 1

Resposta:

A) -1 -2-3=

-6

B) -7 + 20 - 15 + 20 - 1 =

40 - 23 = 17

C) -13 + 7 - 9 +5 - 13 =

12- 25 = -13

D) -8 -10 + 17 - 3+ 4 - 7 + 8 - 1 =​

29 - 29 = 1