Answer:
875 ft
Step-by-step explanation:
Length is 25 feet so we can solve x with the equation x+10=25 so x=15
We can plug in 15 to find out the width. 2(15)+5=w, so w(width) is 35.
Area is length x width, length=25 and width=35 so 35 x 25= 875
875 ft
:)