Expand and Simplify into the form $a + b \sqrt{c}$

1)

3 (4 + \sqrt{5})

12 + 3 \sqrt{5}

2)

6 (\sqrt{3} - 3)

- 18 + 6 \sqrt{3}

3)

2 (- \sqrt{7} - 1)

- 2 - 2 \sqrt{7}

4)

- 4 (- \sqrt{2} + 5)

- 20 + 4 \sqrt{2}

5)

\sqrt{3} (\sqrt{3} + 2)

3 + 2 \sqrt{3}

6)

\sqrt{5} (\sqrt{6} + \sqrt{5})

5 + \sqrt{30}

7)

\sqrt{2} (\sqrt{3} - \sqrt{2})

- 2 + \sqrt{6}

8)

- \sqrt{7} (- \sqrt{5} - \sqrt{7})

7 + \sqrt{35}