Answer:

Step-by-step explanation:
<u>Area of a Rectangle</u>
Given a rectangle of width W and length L, its area can be calculated with the formula:
A = WL
We are given the length of a rectangle is L=x and the width is W=x+10, thus the area is:

Multiplying:

Answer:C
Step-by-step explanation:
They will charge the same amount of money in the second hour