Answer:
12
Step-by-step explanation:
Combine like terms *-12x and 12x*
-12x and 12x cancel each other out, therefore your x is gone.
That being said, your answer is 12.
Answer: C. 78
Step-by-step explanation: Good luck! :D
There are 12 inches in a foot, there are 6 feet. 6 x 12 = 72
1/2 of a foot is 6 inches. 72 + 6 = 78!
Answer:
81.68
Step-by-step explanation:
The radius is half the diameter so the radius is 13. 13 times pi times 2 equals 81.68.
Answer:
2/3
Step-by-step explanation:




The fraction 2/3 has the greatest value.