Louis wants to carpet the rectangular floor of his basement. The basement has an area of 5,120 square feet. The width of the basement is 4/5 its length. What is the length of Louis's basement?

Correct answer:

x =  80 ft

Step-by-step explanation:

A=5120 ft2 y = 54   x  A = xy A = x   54   x  x=A 45=5120 45=80=80 ft   Verifying Solution:  y=54 x=54 80=54 80=5320=64 ft A2=x y=80 64=5120 ft2

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