Question

a) 2 (+5) + 13 = b) 3 . (-3) + 8 = c) -17 + 5 . (-2) = d) (-9) . 4 + 14 = faça a conta pfv

Answer 1

a)

2 + 5 + 13 = 
7 + 13 =
20

b)

3.(-3) + 8
-9 + 8
-1

c)

-17 + 5.(-2)
-17 + (-10)
-17 - 10
-27

d)

(-9).4 + 14 =
-36 + 14 = 
-22