Answer:
551
Step-by-step explanation:
I’m gonna go with B, 525m=c
Explanation:
m represents months
c represents total cost
C has to be on its own side of the equation for one. m is the number of months and you multiply this by the cost per month to find the total cost.
Hope this makes sense!!
Answer: 
<u>Add 3x to both sides</u>
<u></u>
<u></u>
<u></u>
<u>Subtract 15 from both sides</u>
<u></u>
<u></u>
<u></u>
<u>Divide both sides by 5</u>
<u></u>
<u></u>
Answer: 5 is the radius because it is half of 10 in the circle
Step-by-step explanation: