Final answer:
To evaluate the expression 12-3+4, first perform the subtraction operation, then add the result to 4.
Step-by-step explanation:
To evaluate the expression 12-3+4 using the order of operations, first perform the subtraction operation: 12-3=9. Then, add the result to 4: 9+4=13. Therefore, the value of the expression 12-3+4 is 13.
Learn more about Evaluating expressions using the order of operations