81x - 122 = 22
(find x)

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%

What is the equation of this graphed line? enter your answer in slope-intercept form in the box.

Ijust need to see how to do this. so you don’t have to answer all of them just a step by step explanation of one.