64=-4+4x
64+4=4x
68=4x
68/4=x
17=x
Answer:
C=2πr
Step-by-step explanation:
The circumference is the total distance around the circle.
C=πd but d = 2r.
:.C=2πr.
Answer:
a
Step-by-step explanation:
The balance in dollars at the end of 4 years will be $1,462.50