Evaluate the expression given the replacement values.

8x−2y for x=4 and y=−7.
10xy

Nick has box brads. he uses 4 brads for the first project. nick let’s b represent the original number of brads and finds that for the second project, the number of brads he uses is 8 more than half the difference of b and 4. write an expression to represent the number of brads he uses for the second project.

According to the data set, where should the upper quartile line of the box plot be placed?

Kevin's bank offered him a 4.5% interest rate for his mortgage. if he purchases 3 points, what will be his new rate?