9. Jen's lawn mowing service charges $28 an hour plus a $15 fee to cover gas for the mower. Malcolm's lawn service charges $ 16 an hour, but a $63 fee. For
how many hours will Jen's service be cheaper than Malcolm's?

What are the coordinates of the hole in the graph of the function f(x) ? f(x)=x2−9x−3 enter your answer in the boxes.

The image of the point (-6, -2)under a translation is (−7,0). find the coordinates of the image of the point (7,0) under the same translation.

Im gonna fail 7th grade selective breeding 1. creates offspring which are genetically identical to the parent 2. is the process of breeding only organisms with desirable traits 3. involves the removal of the nucleus of a cell 4. combines traits from organisms of different species