douglas will paint two walls in his leaving room one wall 15 3/4 feet long and the other walls is 13.5 feet long each walls has 8 of 10 feet what is the area douglas will paint in square feet

The mean of a set of data is -3.82 and its standard deviation is 2.31. find the z score for a value of 3.99.

Simply 8x squared + 5(7x squared- x) - 2x =

Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers