Write a system of linear inequalities that includes point (2,3) as a solution

The random variable x represents the number of phone calls an author receives in a day, and it has a poisson distribution with a mean of 8.7 calls. what are the possible values of x

Erin bought christmas cards for $2 each to send to her family and friends. which variable is the dependent variable?

Glenda makes an online purchase for picture frames for $12.95 each and formats of $5.89 each the site says it taxes paid by the customer or 6.5% of the total purchase price shipping charges are based on the