X+2/3 + x-1/4=x please answer. I need it b4 2moro

In the geometric progression –3, 12, −48… what term is 3,072?

Need showing work for this problem 56.25 ×25.80

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?