[tex]3a)\\\\(-4x+8):4=- (-4x):4+ 8:4 =-x+2\\\\b)\\\\\frac{5x+10y}{5}=\frac{5x }{5}+\frac{ 10y}{5}=x+2y\\\\c)\\\\(6p^2-8pr):(-2)=6p^2:(-2)-(8pr):(-2)=-3p^2+4pr[/tex]
[tex]d)\\\\\frac{3x-6xy+1}{-3}=\frac{3x }{-3}-\frac{ 6xy }{-3}+\frac{ 1}{-3}=-x+2xy-\frac{1}{3}\\\\e)\\\\(x^2+x-1):(-\frac{1}{6})=(x^2+x-1)*(-6)=-6x^2-6x+6\\\\f)\\\\\frac{2,5x^2-0,5x+1}{5}=\frac{2,5x^2 }{5} -\frac{ 0,5x}{5}+\frac{1}{5}=0,5x^2-0,1x+\frac{1}{5}[/tex]
