Answer:
the first
Step-by-step explanation:

Answer:
-3
Step-by-step explanation:
parallel lines have congruent slopes. since p is congruent to q, then its slope is also -3
It's quite difficult, almost impossible to write all steps to solve a 3x3 matrix.
However, I will give you te answer that is determinant (Matrix)=54
Answer:
Step-by-step explanation:
First, you description of ^ is very well written as well as being correct.
Second: all you can do is combine the 6 and 28. They are like terms
34 - c^3
That's as much of an answer as you can get.