20 and that should be correct, if you need an explanation just ask
Wouldn't you subtract 35 by 7.
35-7=27 miles
Where is the graph ??
Please provide the graph so that we can answer your questions ....
SOLUTION
We have been given the equation of the decay as

So we are looking for the time
Plugging the values into the equation, we have

Taking Ln of both sides, we have

Hence the answer is 4308 to the nearest year
Answer:
2
Step-by-step explanation:
The answer would be 2 because it reduces to the same system of equations as the original, which I knew since the first equation was the same and if you divide everything in the second by 2, you'll get 3x-y=8. :)