Sudoku Again

sex position, 1, Girlfriend's birthday, 7, 4, five.
7, 8, five, square root=7, 1, square root=6, 2.
3, 2, four, 7, 6, five, 8, 9, ten almost.
2x, x+1, x+2, x-4, x, 3x+4, 2x-8.
5, 7, nine, 3x, 6, 4, three, 8.
The good MJ's number, 6, 8, five, square root=7, 1, x.
4, 5, three, Blink 182, 6, 7, square root=3.
square root=3, sechs, square root=5, sieben, drei, eins, vier und achtzig.
a^2, a-2, 7a+1, a, 6a-2, square root of a.