3. What is the system of equations represented by the table of values for continuous linear functions, �(�) and �(�), shown below?
A .
2� − � = 0
−� + � = 6
B .
2� − � = 0
� + � = 6
C .
2� + � = 0
−� + � = 6
D .
2� + � = 0
� + � = 6

The number of potato chips in a bag is normally distributed with a mean of 71 and a standard deviation of 2. approximately what percent of bags contain between 69 and 73 potato chips? approximately 68% approximately 71% approximately 95% approximately 99.7%

Use the quadratic formula to solve the equation. if necessary, round to the nearest hundredth. x^2 - 20 = x a. 5, 4 b. -5, -4 c. -5, 4 d. 5, -4

How to find the volume of an area and height