Simplify the expression using the BODMAS rule:
[18 – 2 (5 + 1)] ÷ 3 + 8
(3 Marks)

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Solution

The given expression can be rewritten as:

= [18 – 2 × (5 + 1)] $\div$ 3 + 8

= [18 – 2 × 6] $\div$ 3 + 8
(0.5 marks)

= [18 – 12] $\div$ 3 + 8
(0.5 marks)

= 6 $\div$ 3 + 8

= 2 + 8
(1 mark)

= 10

(1 mark)

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