Answer: No.
Step-by-step explanation: No, as two of sides need to be equal.
Simple....
you have:
-12+5k=15-4k
isolate the variable...
-12+5k=15-4k
+12 +12
5k=27-4k
5k=27-4k
+4k +4k
9k=27
k=3
Thus, your answer.
Answer:
I just do a' as a sample. You calculate b' and c'
Step-by-step explanation:

Now, calculate b x c
![\left[\begin{array}{ccc}i&j&k\\2&3&1\\1&-1&-2\end{array}\right] =](https://tex.z-dn.net/?f=%5Cleft%5B%5Cbegin%7Barray%7D%7Bccc%7Di%26j%26k%5C%5C2%263%261%5C%5C1%26-1%26-2%5Cend%7Barray%7D%5Cright%5D%20%3D%3C-5%2C%205%2C-5%3E)

D is the correct answer partly because it's the only equation that has the correct outcome and partly because you have to divide 1313 by 4 anyways for the answer to make sense.
number of cups you have ÷ number of cups per serving = number of servings
Answer:
A. 36
Step-by-step explanation: