If you can get this i will give you 48 points.

a metal worker has several 1-kilogram bars of a metal alloy that contain 23% copper and several 1-kilogram bars that contain 79% copper. how many bars of each type of alloy should be melted and combined to create 48 kilograms of a 44% copper alloy? set up and solve a system of equations to find the answer.

a. list the equations
b. solve the systems

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

Last one and the bottom answer choice is y=(x-4)^2+1 you guys!

Mason and christian go to the movie theater and purchase refreshments for their friends. mason spends a total of $45.75 on 3 bags of popcorn and 6 drinks. christian spends a total of $71.50 on 6 bags of popcorn and 4 drinks. write a system of equations that can be used to find the price of one bag of popcorn and the price of one drink. using these equations, determine and state the price of a drink, to the nearest cent.