Answer: ($3.90)(12) - (2)($3.90) = 39.00
39.00/12 = 3.25 per pretzel
14x-21y+42 should be your answer. hope it helps :)
Let 
and 
be the number of elves and reindeers, respectively.
We know that:
(so far 14 of them have arrived)
(each reindeer has 4 legs and each elf has two)
If we multiply the first equation by 2 we have 
, and if we subtract this equation from the second we have 
which implies 
.
So, there are 5 reindeers and 9 elves (remember that they have to sum up to 14).
Answer:
Volume=384 inches squared
Step-by-step explanation:
Multiply the width to the length. Therefore it would be 32. Next you multiply 32 to your height, giving you an answer of 384
