I need help please ASAP Which expression is equivalent to the expression shown below?

-1/2(-3/2x + 6x + 1)-3x

A 3/2x- 1/2
B 6 3/4x- 1/2
C -3/4x-1/2
D -5 1/4x-1/2​

What two different approaches did the knights of labor and the american federation of labor take in building a union organization? a) the knights of labor accepted only unskilled workers; the american federation of labor accepted only skilled workers. b) the knights of labor accepted skilled and unskilled workers; the american federation of labor accepted only skilled workers.c) the knights of labor refused to accept african american or chinese workers; the american federation of labor accepted all workers.d) the knights of labor accepted workers from a single industry; the american federation of labor accepted workers from several industries.