Answer:
dunno
Step-by-step explanation:
Subtract 42 from 44.92 and then divide by 42. So it is 7%
If the y-value is 17, you will see a horizontal line on the graph at, well, the y-value 17. Because the slope is rise over run, and there is only run but not rise, the slope will be 0 over infinity, or simply 0.