If using the method of completing the square to solve the quadratic equation x2 – 8x – 1= 0, which number would have to be added to "complete the square"?

Which is the solution to the inequality? 2 3/52 1/15 b< 3 2/15 b> 3 2/15

You need to solve a system of equations. you decide to use the elimination method. which of these is not allowed? 3x - 2y = 7 3x + 4y = 17 equation 1 equation 2

Starting at home, emily traveled uphill to the hardware store for 606060 minutes at just 666 mph. she then traveled back home along the same path downhill at a speed of 121212 mph. what is her average speed for the entire trip from home to the hardware store and back?