Your in 8th grade I see me too
also yes it’s a function.
Answer:2693
Step-by-step explanation:
If it has been marked up 40% then you now have 140%. To find 140% of $63 you need to multiply 63 by 1.4 to give $88.20. So the mark up is $25.20
the correct solution is (-1,-2), angelicas answer is incorrect, comment if something confuses you