The solution of the equation $7 + 3 (x + 5) = 31$ is

4

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3

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0

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2

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Solution

The correct option is C $3$
Given, $7 + 3 (x + 5) = 31$
$\Rightarrow 7 + 3 x + 15 = 31$
$\Rightarrow 22 + 3 x = 31$
$\Rightarrow 3 x = 31 - 22 = 9$
$\Rightarrow x = \frac{9}{3} = 3$ .
Hence, required solution is $x = 3$ .

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