Answer:
Step-by-step explanation:
The given function is
Which can be rewritten also as
We want to find the values of x for which
In order to do that, we just substitute -12 into f(x), and we solve the equation for x:
Hi there!
44 lbs : 12 gal = 22 : 6 = 11 : 3
11 pounds in 3 gallons
Hope this helps!
Answer:
Call More is cheaper at 50 minutes
The two companies would charge the same for 60 minutes of use.
Talk Now is cheaper the more minutes you talk. At some point the rate of change of Call More makes it more expensive. That point is just after their costs are even.
Step-by-step explanation: