Solve using elimination and find the value of x. 4x + 8y = 20-4x + 2y = -30

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%

Rectangle pqrs has length a and width 4b. the x-axis bisects ps and qr what are the coordinates of the vertices

For the following geometric sequence, find the recursive formula. {-80, 20, -5, } i need : ')