Ineed work and answer . -5(x-2)+3=2x-(3+4)

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?

Find the center and the radius of the circle with the equation: x^2-2x+y^2+4y+1=0?

The sum of two numbers is 17 and their different is 5. find one' answers