Step-by-step explanation:

Answer:
a, c, b, a
Step-by-step explanation:
\left[x \right] = \left[ \frac{5\,y}{158}+\frac{6\,z}{79}\right][x]=[1585y+796z] totally answer
Answer:
I can't explain here since I can't write numbers.
Step-by-step explanation: