Mixed Review !
y = 2x+8
Given x = 4
y =
OK

The highest common factor of 132 and 220

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%

Nine more than four times a number is the same as one less than twice the number. find the number?