15 points and brainliest
When using cramers rule to solve a system of equations, if the determinant of the coefficient matrix equals zero and at least one numerator determinant is 0, then the system check all that apply

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?