Solve the following equation for $x$ :
$x + 3 (2 x + 5) = - 20$ .

5

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- 5

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4

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Solution

The correct option is B $- 5$
Given, $x + 3 (2 x + 5) = - 20$
$\Rightarrow x + 6 x + 15 = - 20$
$\Rightarrow 7 x = - 35$
$\Rightarrow x = - 5$

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