Update README.md

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

Author: FabianaCampanari

README.md

@@ -542,14 +542,16 @@ In the context of Linear Programming (LP) and the Simplex Method, Excel Solver c
 
 This example shows how to solve a Linear Programming (LP) problem using the **Simplex Method** via **Excel Solver**.
 
-<br>
+### [Problem](): 
 
-## [Problem](): 
+<br>
 
 ### [Maximize the objective function]():
 
 Z = 3x + 5y
 
+<br>  <br>
+
 ### [Subject to the constraints]():
 
 x + 2y ≤ 100