What is the image of the point (-5 , -5) after a dilation by a scale factor of 3 centered at the origin

Any is very appreciated! (picture is provided below)not sure how to do this at all won't lie

The graph shows the amount of money noah earned based on the number of lawns he cut. which list shows the dependent quantities in the graph?

Which is an x-intercept of the graphed function? (0, 4) (–1, 0) (4, 0) (0, –1)