Answer: coeficient is 20 and the constant which is 13
Step-by-step explanation:
Answer:
I get 92 but not really sire
Answer:
C:-4x+2
Step-by-step Explanation:

Try this solution (the answers are marked with red colour) for 3 of 4 tasks.
Note, the 3d vertex in no.21 is 'Z', in no.22 is 'P'.