How to find two consecutive numbers whose squares differ by 27?

How many kilometers are equal to 5 miles? use 1 mile ≈ 1.61 kilometers. !

What are the solutions of the system? solve by graphing. y = -x^2 - 3x + 2 y = -2x + 2

Louis wants to carpet the rectangular floor of his basement. the basement has an area of 864 square feet. the width of the basement is 2/3 it's length. what is the length of louis's basement