[tex]\begin{gathered} 2) \\ \frac{x}{7}=\frac{8}{4} \\ \\ x=7\cdot(\frac{8}{4}) \\ x=14 \\ \text{The value of the unknown side is 14} \\ \\ 3) \\ \frac{x}{27-x}=\frac{8}{10} \\ SOLVING\text{ x} \\ 10x=8\cdot(27-x) \\ 10x=216-8x \\ 10x+8x=216 \\ 18x=216 \\ x=\frac{216}{18} \\ x=12 \\ \text{The value of the unknown side is 12} \\ \end{gathered}[/tex]
