Step-by-step explanation:
Pick two points on the line and determine their coordinates
Select one to be (x1, y1) and the other to be (x2, y2)
Finally use the slope intersect equation to calculate the slope:
<em>Formula-</em><em> </em>
<em>y = mx + b </em>
<em></em>
Hope this helps, let me know if you need more information, I'll be glad to help! :)
We can’t know, since the original price was never displayed
1. 3.0
2. 1.0
3. 18.0
5. 6.0
6. 10.0
7. 9.0
