Answer:
Parallel
Step-by-step explanation:
These 2 lines are parallel because they have the same slope (7).
Answer: C. 
Step-by-step explanation:
1. You have the following division:
(As you can see, to find the conjugate of 4-3i you must change the sign between the terms).
2. To solve this division, you must multiply the numerator and the denominator by the conjugate of the denominator, as following:

3. Keeping on mind that
, you have:

4. Simplifying:

5. The result is:

X=0.495 if you are solving for x
X+2.4=43
-2.4 - 2.4
———————
X= 40.6