The answer is equation 2 as it expands to 0=0
Answer:

Change the feet to minutes by multiplying by 12, and change the hour to minutes.
Speedy: 
Slowpoke: 
Cleo: 
Speedy is the fastest.

Change minutes to feet by dividing and change the minutes to hours by multiplying.
<em>Hope this helps and have a great day!!!</em>
<em>
</em>
Answer:
The two values of production level are:
x = 20
or
x = 140
Step-by-step explanation:
Let's write the Profit equation by subtracting the cost function from the revenue one:

Now, we set to find the production level "x" to give us a profit of $ 700:

So we solve this quadratic equation using the quadratic formula:

which gives two posible solutions: x = 20, or x = 140
Answer:
62.82
Step-by-step explanation:
C=2πA=2·π314≈62.81592cm
2x-3 would be the answer I am pretty sure.