Od a) do e)
[tex]8x-6+4x-x=8x+4x-x-6=11x-6\\\\-(2x-1)+4-2x=-2x+1+4-2x=-2x-2x+1+4=-4x+5\\\\4x-2x^2+x-x^2=-2x^2-x^2+4x+x=-3x^2+5x\\\\-(-1+2x)-(1-2x)=1-2x-1+2x=-2x+2x+1-1=0\\\\4-(x-1)+x+1=4-x+1+x+1=-x+x+4+1+1=6[/tex]
Od f) do j)
[tex]-x^2-x-2x^2-x^2-x+1=-x^2-2x^2-x^2-x-x+1=-4x^2-2x+1\\\\-(3x+4)-2x+1=-3x-4-2x+1=-3x-2x-4+1=-5x+3\\\\0,4x-8+4,3-0,6x=0,4x-0,6x-8+4,3=-0,2x-3,7\\\\\frac{2}{3}x-0,4+1\frac{2}{3}x-0,7=\frac{2}{3}x+1\frac{2}{3}x-0,4-0,7=2\frac{1}{3}x-1,1\\\\0,1x+0,2+0,1x+0,3=0,1x+0,1x+0,2+0,3=0,2x+0,5[/tex]
