Question

8.
A town's population increased by 1200 people, and then this new population decreased
11%. The town now had 32 less people than it did before the 1200 increase. Find the
original population.
​

Answer 1

Answer:

Solution

(a) The additive inverse of

(b) The additive inverse of

to The divine

EXERCISE 1.2

1. Verity the commutative property of addition for the following rational numbers

10

2. Verity that ta+ - ++ where

(a) a

fo) a