Answer:
See below
Step-by-step explanation:
Given that
<h2>C = 5t + 10</h2>
We can simply take t as 1,2, 3 and so on and put it in the above equation. After finding out C, we can plot the points accordingly.
<u>OR</u>
We can simply use a graphing calculator.
See the attached file!
0,0 represent origin or rather it called origin
Answer:
ans is here
Step-by-step explanation:
80 - 3.50x ........ (i)
70 - 3x ..............(ii)
Set them equal;
80 - 3.50x = 70 - 3x
Solve for x. 80-70 =3.50x - 3x
10=0.50x
20=x
There will be 20 days out of the 30-day period until the cards will be equal in value.