Question

please answer this question ​

Answer 1

a) -5 , 4 , 1 .Sum of these numbers is zero

b) -10 , 20 , -5 .Sum of these numbers is 5

Hope this is helpful Friend..

Answer 2

a) (-11) + 20 + (-9) = 0

b) (-5) + (-10) + 20 = 5