The answer would be x - 9. We are given that Michelle has x dollars and that Tony has 9 fewer dollars, indicating we need to subtract. Therefore, to find Tony's amount of money, we can derive the equation x - 9. Hope this helps!
The last one
Explanation
The 90 degrees transformation from the origin switches the sides and changes x to negative
Step-by-step explanation:

Answer:
the apple watch costs $460
Step-by-step explanation:
Answer:
area of square = l² = n²
Step-by-step explanation: