welll...you have there written just one relationship...it is berween 280 and 4 hours...you have to figure out speed:

it is speed per hour
then you just connect time and speed:
- 140 - 2
- 280 - 4
- 350 - 5
- 420 - 6
- 560 - 8
- 700 - 10
The first one is the correct answer due to 4 is the initial height of the plaint and 0.75 are inches that being added every week
2/8 is .25 as a decimal .
Answer:
..
Step-by-step explanation:
no the correct point would be (7,12)
7x1=7
7+5=12