What does an r value of - 1 represent in correlation?

Towns A and B are 400 miles apart. If a train leaves A in the direction of B at 50 miles per hour, how long will it take before that train meets another train, going from B to A, at a speed of 30 miles per hour?

How can u regroup the number 24

3 Solve x2 + 12x = - 11 by completing the square. W what is the solution set of the equation

Kizzy bought four bags of apples. Each bag had the same number of apples. Her mom gave her 8 more apples. Now Lizzy has 36 apples. How many apples were in each bag?

What is the general form of the equation for the given circle?

Leo bought 6 chew toys for his new puppy each chew toy cost $4 how much did Leo spend for the chew toys

30 x to the third power - 24 x to the second power + 6x

Find the product of 3 1/8 and 12/7. Express your answer in simplest form

The temperature at noon at a ski resort is 3 F. The temperature drops 8 F by midnight what is the temperature at midnight

What is the answer p+5/9=-31/18