[tex]Zadanie\ 109\\\\a)\\\\\frac{a}{2}+2a=\frac{1}{2}a+2a=2\frac{1}{2}a\\\\b)\\\\4b-\frac{b}{3}=4b-\frac{1}{3}b=3\frac{2}{3}b\\\\c)\\\\\frac{n}{2}+\frac{n}{8}=\frac{1}{2}n+ \frac{1}{8}n=\frac{4}{8}n+\frac{1}{8}n=\frac{5}{8}n\\\\d)\\\\\frac{3x}{2}+\frac{x}{4}= \frac{3}{2}x+\frac{1}{4}x=\frac{6}{4}x+\frac{1}{4}x=\frac{7}{4}x=1\frac{3}{4}x\\\\e)\\\\ \frac{y}{7}-\frac{y}{8}=\frac{1}{7}y-\frac{1}{8}y=\frac{8}{56}y-\frac{7}{56}y=\frac{1}{56} y[/tex]
[tex]f)\\\\\frac{2c}{3}-\frac{1}{2}c=\frac{2}{3}c-\frac{1}{2}c=\frac{4}{6}c-\frac{3}{6}c=\frac{1}{6}c \\\\\\Zadanie\ 110\\\\a)\\\\2x-2,5-0,7x+0,2=1,3x-2,3\\\\b)\\\\\frac{1}{2}-x+\frac{1}{3}x-1=-\frac{2}{3}x-\frac{1}{2}\\\\c)\\\\3x-\frac{2}{3}x-x+\frac{3}{4}=1\frac{1}{3}x+ \frac{3}{4}\\\\d)\\\\0,75+2,75x-13x-1,25=-10,25x-0,5[/tex]
