Is this meant to be a question? If so, what are you asking. The all time low for Dallas would be -3 degrees if that's what you want to know.
Answer:
The right answer is C
Step-by-step explanation:
Answer:
Ello, estoy aquí para ayudar, pero hablo español, con suerte, entenderás que lo estoy intentando.
56738w7421098548091672949123749279102
Step-by-step explanation:
Answer:

Step-by-step explanation:
The constraints are
The red line represents the function

At 

At 

Two points are 
The blue line represents the function

at 

at 

Two points are 
The other two constraints are
,
. So, the point has to be in the first quadrant
From the graph it can be seen there are two points where the function will be maximum let us check them.




So, the maximum value of the function is
.