NEED SOME ALGEBRA HELP.....please please please?

Please help me with all you can for these. And if you do, please let me know how sure you are of your answers (0%-100%). Thanks. 19: Find the solution set for x: 2x - 4 (x + 1) ≤ -8a. the set of all numbers greater than 2 b. the set of all numbers greater than or equal to 2 c. the set of all real numbers d. the set of all real numbers less than or equal to 2 20. Simplify1 + √3)^2a. 3√5 + 10√3 b. 4 + 2√3 c. 2 + √3 d. 18 33: What is the distance between the origin and the point (-4, -5)?a. √52 b. 4√2 c. √41 d. 2√2 35: Simplify:25x^2 + 10x + 1/12x – 18 x(times) 10x – 15/25x^2 - 1 a. (5x^2 + x – 1) / 3 b. [5(5x + 1)] / [6(5x - 1)] c. (25 - 2x) / [3(x - 3)] d. (5x^2 + x + 1) / 3