Write k reduced by 283 equals n as an equation

Match each statement with its corresponding value for the system below: y = -2(3)x and y = 9x - 2 1. the number of points of intersection. -2 2. the x-coordinate of the solution. 1 3. the y-coordinate of the solution. 0

Which of the following is the result of expanding

The standard deviation for a set of data is 5.5. the mean is 265. what is the margin of error?