9+2x-18x+14x-10 simplified

How do you create a data set with 8 points in it that has a mean of approximately 10 and a standard deviation of approximately 1?

If two parallel lines are cut by a transversal, interior angles on the same side of the transversal are supplementary. a. always b. sometimes c. never

At a local museum, the total price for one adult and one child is $11. mrs. smith paid for herself and her three children. she spent $19. record the system of equations to be solved and then find the price of an adult and child ticket using either elimination or substitution.