Explanation is in a file

Answer:
0.50x+5=Website A
1.00x=Website B.
Step-by-step explanation:
She would need to buy 10 songs to have them equal the same.
Answer:
each person gets 1/4
Step-by-step explanation:
No.
Tom forgot about the area of the top/roof, the floor and roof are different dimensions/areas, making his method incomplete.
He needs to find area of Roof, Floor then times height.