A and D
To get x on one side you have to, in this case, add 3 to both sides. This is the addition property of equality
Assuming you are referring to simple interest not compound that that it is annual you would gain $100 putting you at $600
Answer:
The radius of the circle with the circumfrence we need to find is 15+3=18.
18*2pi=113.04
If it’s 9.8 meters then it would be 980 centimeters.