Tìm x biết. 4x( x + 1 ) = 8( x + 1), x( x - 1 ) - 2( 1 - x ) = 0, 2x( x - 2) - ( 2 - x)^2 = 0, ( x - 3 )^3 + 3 -x = 0, 5x( x - 2 ) - ( 2 - x ) = 0

tìm x biết :
1, 4x( x + 1 ) = 8( x + 1)
2, x( x - 1 ) - 2( 1 - x ) = 0
3, 2x( x - 2) - ( 2 - x)^2 = 0
4, ( x - 3 )^3 + 3 -x = 0
5, 5x( x - 2 ) - ( 2 - x ) = 0