Odpowiedź:
Szczegółowe wyjaśnienie:
[tex]\frac{1}{3}x-2=x+2\\ \frac{1}{3}x-x=2+2\\ -\frac{2}{3}x=4/:(-\frac{2}{3})\\ x=-6\\ \\1-\frac{6}{7}x=\frac{4}{7}\\ -\frac{6}{7}x=\frac{4}{7}-1\\ -\frac{6}{7}x=-\frac{3}{7} /:(-\frac{6}{7})\\ x=(-\frac{3}{7})*(-\frac{7}{6})\\ x=\frac{1}{2}\\ \\ 6(\frac{1}{4}x-2)=18\\ \frac{6}{4}x-12=18\\ \frac{6}{4}x=18+12\\ \frac{6}{4}x=30/:\frac{6}{4} \\ x= 30*\frac{4}{6}\\x=20\\\\\frac{x}{6}-\frac{1}{6}=1 /*6\\ x-1=6\\ x=6+1\\x=7\\\\-2(2x-1)=\frac{x}{3}\\ -4x+2=\frac{x}{3}/*3\\ -12x+6=x\\[/tex]
[tex]-12x-x=-6\\-13x=-6/:(-13)\\x=\frac{6}{13}[/tex]
[tex]\frac{2}{5}(3-x)=-2 \\\frac{6}{5}-\frac{2}{5}x=-2\\ -\frac{2}{5}x=-2-\frac{6}{5}\\ -\frac{2}{5}x=-\frac{10}{5}-\frac{6}{5} \\ -\frac{2}{5}x=-\frac{16}{5}/:(-\frac{2}{5})\\ x=(-\frac{16}{5})*(-\frac{5}{2})\\ x=8\\ \\ \frac{3}{4}(2-3x)=-6\\ \frac{6}{4}-\frac{9}{4}x=-6\\ -\frac{9}{4}x=-6-\frac{6}{4}\\ -\frac{9}{4}x=-\frac{24}{4}-\frac{6}{4} \\ -\frac{9}{4}x=-7\frac{1}{2}/:(-\frac{9}{4})\\ x=(-\frac{15}{2})*(-\frac{4}{9})\\ x=3\frac{1}{3}\\ \\[/tex]
[tex]\frac{1}{5}(x-3)=9-x\\ \frac{1}{5}x-\frac{3}{5}=9-x\\ \frac{1}{5}x+x=9+\frac{3}{5}\\ 1\frac{1}{5}x=9\frac{3}{5}/:1\frac{1}{5}\\ x=\frac{48}{5}*\frac{5}{6}\\ x=8\\ \\ \frac{0,6+x}{2}=x+1/*2\\ 0,6+x=2x+2\\ x-2x=2-0,6\\ -x=1,4/:(-1)\\ x=-1,4[/tex]
