Respuesta :
Answer:
Anna: 27 Peter:36
Step-by-step explanation:
63-9=54 54/2=27 27+9=36... and cause im smart boi
Step-by-step explanation:
Let :-
- Anna's number = x - 9
- Peter's number = x
By Question :-
- x + x - 9 = 63
- 2x - 9 = 63
- 2x = 63 + 9
- 2x = 72
- x = 72÷ 2
- x = 36
Peter's Number :-
- x = 36
Anna's number :-
- x - 9 = 27