Update README.md

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

Author: FabianaCampanari

README.md

@@ -624,10 +624,10 @@ x_2 = \text{quantity produced of product P2}
 
 #### Maximize total profit:
 
-### $\text{Maximize } Z = 120x_1 + 150x_2$
+### $\text{Maximize: } Z = 120x_1 + 150x_2$
 
 ```latex
-\text{Maximize } Z = 120x_1 + 150x_2
+\text{Maximize: } Z = 120x_1 + 150x_2
 ```
 
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