We can't see the rectangular prism...
No, the graphs of the lines are not parallel because if you simplify 27x-3y=-81, you get y=9x+27, and in order to have the lines parallel, both equations must have the same "m" in y=mx+b. 6 and 9 do not equal, so no they are not parallel.
6 2/3 + 1 5/6 = 8 1/2
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Answer:
12
Step-by-step explanation:
+ ![\sqrt[3]{64}](https://tex.z-dn.net/?f=%5Csqrt%5B3%5D%7B64%7D)
= 8 + 4
= 12
