Answer:
c. 3
Step-by-step explanation:
C
First you distribute and multiply both 4x and -5 by 6. This gives you the following equation:
24x-30=42
Next, you add 30 to both sides, giving you:
24x=72
Finally, you divide it all by 24, leaving you with
x=3
Answer: A
TC = 5x -10
