Question

3. Simplify the following:
(i) 15- (8 + 3)
(iii) 9 + (6 + 7 of 3 - (9 + 2-6 : 2)}
(U) -3- [8 - {7-(6-5 - 4)}]
(ii) 12 - 15 = 3 + 2
(iv) 7[6 - {5 + (2-3 + 5)}]​

Answer 1

Answer:

1. 15-(8+3)

15-11

4

2. 9+(6+7 of 3 - (9+2-6:2)

= 9+((6+7)*3-(9+2-6/2)

= 9+(18+21-(9+2-3)

= 9+(18+21-8)

= 9+31

= 40

Hope it helps you...