Which algebraic expression represents the phrase “six less than a number”?

6x - x

x - 6

6 - x

x - 6x

Let the mean of the population be 38 instances of from 6" - 9" hatchings per nest, and let the standard deviation of the mean be 3. what sample mean would have a confidence level of 95% or a 2.5% margin of error?

What is a rational number between 9.5 and 9.7

What is the equation of a vertical line passing through the point (−5, −1)? y = −5 y = −1 x = −5 x = −1