решите уравнеие
1) x+1/x-6/x+2=6/x^2+2x
2)1-3x/3x+1=12/1-9x^2+1+3x/3x-1

2)1-3x:3x+1=12:1-9x^2+1+3x:3x-1-1x*x+1=12-9x^2+1x*x-1-x^2+1=12-9x^2+x^2-1-x^2+1=11-8x^2-x^2+8x^2=11-17x^2=10x=√70/7x=-√70/7