Answer:
C) 99 + 3x
Step-by-step explanation:
Since it's always going to cost 99, it'll stay like that since it's a constant
Since it's 3 PER person, that means 3 will have a variable: 3x
3²×7................................................
No actually you can just multiply both sides of the equation by 2 and get y-4=20. then add 4 to both sides to get y=24.



Fo you want multiple thanks???
Answer:
42.9 in
Step-by-step explanation:
Volume of a cube = side cubed
V = (3.5)^3
V = 42.875