Does anyone know how to do the inverse of f(x) = (x+1)^2-2 if so please show me I'd greatly appreicate it!

Will give brainliest what is the value of x? enter your answer in the box.

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 anwers for 9+2x=5x-3-x