Find the value of 50 - (12 + 8) × 2.
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Worked Solution
According to the order of operations, evaluate expressions inside brackets first.
Inside brackets: 12 + 8 = 20.
The expression becomes 50 - 20 × 2.
Next, perform multiplication before subtraction.
20 × 2 = 40.
Finally, perform subtraction.
50 - 40 = 10.
Key formula: BODMAS / PEMDAS rule: Brackets first.
Answer: 10
Correct answer: 10
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