I thick it's c but please don't put it if it is wrong
31-27+12-23-(-25)+(-6)= 12
Answer:
1.3 * 10^5
Step-by-step explanation:
Answer:

Step-by-step explanation:
A circle centered at (0,0) with radius r is 
Since your circle has diameter of 12, then its radius is 6. Then 
So a possible answer is: 
If you want to move the location of the center, but keep it on the x-axis, then add or subtract a number to the x, such as this:

The center of this circle would be (-4, 0) which is still on the x-axis.
120 because 60 times two is 120 and six times two is twelve