Привет!
а)
\frac{6x}{8}\frac{5y}{8}" alt="\frac{3x}{4}\frac{5y}{8} =>\frac{6x}{8}\frac{5y}{8}" align="absmiddle" class="latex-formula">
б)
\frac{10x}{15y}\frac{6}{15y}" alt="\frac{2x}{3y}\frac{2}{5y}=>\frac{10x}{15y}\frac{6}{15y}" align="absmiddle" class="latex-formula">
в)
\frac{5(x+3)}{(x-1)(x+3)} \frac{2x(x-1)}{(x-1)(x+3)}" alt="\frac{5}{x-1}\frac{2x}{x+3} =>\frac{5(x+3)}{(x-1)(x+3)} \frac{2x(x-1)}{(x-1)(x+3)}" align="absmiddle" class="latex-formula">
![\frac{5x+15}{(x-1)(x+3)}\frac{2x^2-2x}{(x-1)(x+3)} \frac{5x+15}{(x-1)(x+3)}\frac{2x^2-2x}{(x-1)(x+3)}](https://tex.z-dn.net/?f=%5Cfrac%7B5x%2B15%7D%7B%28x-1%29%28x%2B3%29%7D%5Cfrac%7B2x%5E2-2x%7D%7B%28x-1%29%28x%2B3%29%7D)