# Math Help - Proving algebraically 3 inequalities don't hold

1. ## Proving algebraically 3 inequalities don't hold

I want to prove algebraically for x,y [0,1] that all three CANNOT simultaneously hold.

6-6x-6y+3xy≤0
6-15x-15y+30xy
≤0
-3+3x+3y+3xy
≤0