Suppose y varies directly with x and y equals 25 when x equals 140 what is the value of x when y equals 36

What number should be added to both sides of the equation to complete this square? x^2-10x=7

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

If a line is defined by the equation y = 5x + 2, what is the slope?