If $x = - 3$ , find the value of:
$x + 7$

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Solution

Let us substitute $x = - 3$ in the given expression $x + 7$ as shown below:

$x + 7 = (- 3) + 7 = - 3 + 7 = 4$

Hence, $x + 7 = 4$ if $x = - 3$ .

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