Find the value of $2 x$ , if $7 + 3 x = 22$

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\frac{58}{3}

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Solution

The correct option is E 10
Given, $7 + 3 x = 22$
$\Rightarrow 3 x = 22 - 7$
$\Rightarrow 3 x = 15$
$\Rightarrow x = \frac{15}{3} = 5$
$∴$ the value of $2 x = 2 \times 5 = 10$

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