Update README.md

Signed-off-by: Fabiana 🚀  Campanari <113218619+FabianaCampanari@users.noreply.github.com>

Author: FabianaCampanari

README.md

@@ -752,7 +752,7 @@ x_1 \geq 0, \quad x_2 \geq 0
 
 ## 2- 📈 [Graphical Solution to the Linear Programming (LP) Problem]():
 
-[**Objective:**]()
+### ➢[**Objective:**]():
 
 $$
 Z = 4x_1 + 3x_2
@@ -763,8 +763,31 @@ $$
 Z = 4x_1 + 3x_2
 ```
 
+<br>
+
+### ➢ [**Subject to:**]():
+
+$
+\begin{cases}
+x_1 + 3x_2 \leq 7 \\
+2x_1 + 2x_2 \leq 8 \\
+x_1 + x_2 \leq 3 \\
+x_2 \leq 2 \\
+x_1 \geq 0, \quad x_2 \geq 0
+\end{cases}
+$
 
+```latex
+\begin{cases}
+x_1 + 3x_2 \leq 7 \\
+2x_1 + 2x_2 \leq 8 \\
+x_1 + x_2 \leq 3 \\
+x_2 \leq 2 \\
+x_1 \geq 0, \quad x_2 \geq 0
+\end{cases}
+```
 
+<br>