Question

Show that
Let a = -10 , b = 7 , c = -12

(a + b) + c = a + (b + c)​

Answer 1

Step-by-step explanation:

a = -10, b =7, c = -12,

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

apply the values; ( -10 + 7 ) + -12 = -10 + ( 7+ -12)

-3+(-12) = -10+(-5)

-15. = -15

RHS = LHS

Hence proved