The answer is 14. Just cut them into 2. Which will be 2 rectangles.
Answer:
first one : x=−2y−5z−17
2nd one: x=
3
/2
y−z−8
3rd one: x=
−1
/3
y+
1
/3
z+1
Step-by-step explanation:
Answer:
A. 
Step-by-step explanation:

I am joyous to assist you anytime.
Answer:
B
Step-by-step explanation:
i hope it helps
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