8.7,8.3,8.5.8.9,8.9,66,64.5,62.3,67 .4,76.7,64.5

1-for what value of x is line a parallel to line b 2-for what value of x is line a parallel to line b

If f(x)=x+7 and g(x)=1/x what is (fog)(x)

Is the response to the survey question "did you smoke in the last week question mark "response to the survey question "did you smoke in the last week? " a discrete random variable, a continuous random variable, or not a random variable?