2) Solve the system of equations using substitution.
2x -- 9y = 14
x = -6y +7

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?

1foot = 12 inches; 1 yard = 3 feet

The vertices of a triangle are a(7,5), b(4,2), c(9,2). what is m