Решите уравнения:1)5x+8/3+11x-1/6=-1        2) 4x-5/7-9x-25/2=0   3)4x+9/5-4+3x/2=4

1) 5x+8\3+11x-1\6=-1 16x+16-1\6=-1 16x+15\6=-1 16x+5\2=-1 16x=-1-5\2 16x=-2+5\2 16x=-7\2 x=-7\32 x=-0.21 2) 4x-5/7-9x-25/2=0 -5x-10+175/14=0 -5x-185/14=0 -5x=185/14 x=-185/70 x=-37/14;-2.64 3) 4x+9/5-4+3x/2=4 4x+9-20/5+3x/2=4 4x-11/5+3x/2=4 10*4x-10*11/5+10*3x/2=10*4 40x-2*11+5*3x=40 40x-22+15x=40 55x-22=40 55x=40+22 55x=62 x=62/55 x=1.12