What is the image of (-8,-5) after a dilation by a scale factor of 4 centered at the origin?

Evaluate the expression. (9 + 5)(3 + 2)0

Boris needs to buy plastic spoons. brand a has a box 42 spoons for $2.37. brand b has a box of 72 spoons for $3.57. find the unit price for each brand. then state which brand is the better buy based on the unit price. round your answer to the nearest cent.

How can you find the mean absolute deviation (mad) for this set of data?