(5, 40) is not on the line.
Equation: 8x + y = 200.
Plug in our choosen point: 8(5) + (40) = 200.
Mulitply: 40 + 40 = 200
Add: 80=200
Answer: 80≠200
This works for your problem.
For the first one it is 1 whole
Answer:
carbon footprint
7.7 tons
Step-by-step explanation:
Given that,
carbon dioxide produced by a car over 7 year period = 53.5 tons
To find,
carbon footprint <em>(tons of carbon dioxide per year)</em>
7 years ------> 53.5 tons
1 year -------> 53.9/7 tons
= 7.7 tons
tons of carbon dioxide produced per year = 7.7
