Answer:

Step-by-step explanation:
Since each side of a line is 180 degrees, we can write the following system of equations:

Add both equations to solve for
:

Now substitute
into
to solve for
:

Finish by substituting both variables to solve for
:

The answer is 15i radical 6
5 pounds=80 oz
6 quarts =192 fluid oz
9 liters =9000milliliters
Answer:
the equation in letter D is a linear function.
Answer: the answer will be none
Step-by-step explanation: