If $2 (1 + 2 x) - 5 (4 - 2 x) = 14$ , then calculate the value of $x$ .

- 5.33

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- 0.29

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0.29

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0.67

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2.29

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Solution

The correct option is E $2.29$
Given that $2 (1 + 2 x) - 5 (4 - 2 x) = 14$
$\Rightarrow [2 (1) + 2 (2 x)] - [5 (4) - 5 (2 x)] = 14 \Rightarrow (2 + 4 x) - (20 - 10 x) = 14 \Rightarrow 14 x - 18 = 14 \Rightarrow x = \frac{32}{14} = 2.29$

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