Ryan needs to solve the equation x2-8x-9=0 by completing the square. Which pair of steps is the most efficient way to begin?

An angle measures 12° less than the measure of a complementary angle. what is the measure of each angle?

3000 equals how many ones

Referencing the product below, what is one serving size in cups? Brown rice: 20 cups of rice per container. Servings per container: 40. A.) 1/2 Cup B.) 2 Cups C.) 20 Cups D.) 40 Cups

4 times a number is increased by 15, the answer is the same as when 70 is decreased by the number

Stand A $3.75 for 2.5 lbs Stand B $5.60 for 1.75 lbs Stand C $5.40 for 1.8 lbs Stand D $9.35 for 2.2 lbs Which stand offers the best deal?

An engineer is designing an arch-shaped gate for the entrance to an amusement park. The gate must be 80 feet wide and 25 feet tall. What will be the equation of the parabolic shape of the gate?

0.87 written as fraction

According to the census​ bureau, 64.5% of americans owned their own home in 2013. a local real estate office wants to see if this is the case for its area.

What is 3,875,462 rounded to the nearest hundred thousand?

The perimeter of a rectangle window is 36 feet. the width of the window is 4 feet more than the the length. what are the dimensions of the window?