Sergio solved the following equation and found the answer to be x = 2. Which choice represents the best way for Sergio to check his answer? 4x – 6 = 2

Respuesta :

The best way for him to check his answer would be to simply plug in the value found for x into the equation. 

4(2) - 6 = 2

8 - 6 = 2

2 = 2