21 divided by 4,857 with remainder

Solve for x -2.3(r - 1.2 ) = -9.66 enter you answer as decimal.

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%

Find the equation using the point (4,8)