Tìm x

Bài 1: Tìm x:
a) (2x - 5) + 17 = 6
b) 10 - 2(4 - 3x) = -4
c) -12 + 3(-x + 7) = -18 
d) 24 : (3x - 3) = -3
e) -45 : 5(-3 - 2x) = 3
Bài 2: Tìm x:
a) x . (x + 7) = 0
b) (x + 12) . (x - 3) = 0
c) (-x + 5) . (3 - x) = 0
d) x . (2 + x) . (7 - x) = 0
e) (x - 1) . ( x+ 2) . (-x - 3) = 0