Step-by-step explanation:
[tex]5x + 2 - {3x + 1 + 2(x + 2)} \\ 5x + 2 - \: {3x + 1 + 2x + 4} \\ 5x + 2 - {5x + 5} \\ 5x - 5x + 2 - 7 \\ = - 5[/tex]