Answer :

[tex]2x+7\leq-19\ \ \ \ \ \ |subtract\ 7\ from\ both\ sides\\\\2x\leq-26\ \ \ \ \ |divide\ both\ sides\ by\ 2\\\\\boxed{x\leq-13}\\\\x\in(-\infty;-13][/tex]
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AL2006
Watch closely, and maybe sometime soon, you'll be ready
to try doing one of these on your own:

                                             2x + 7 ≤ -19

Subtract 7 from each side:       2x      ≤  -26

Divide each side by  2 :              x     ≤  -13

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