Question

Take a= -6 b= 9 c=5 and verify that ( a+ b) + c =a + ( b + c )

Answer 1

let me help you with this

Answer 2

Answer:

a=6

b=9

c=5

(a+b)+c = a+(b+c)

(-6+9)+5 = -6+(9+5)

5+5               =          -6+14

8 = 8

hence verified