Answer:
B
Step-by-step explanation:
32x + 24 = 20
24 - 24= 0
20 - 24= -4
32x = -4
32x/32
x
-4/32= -8
X= -1/8
r=94.2
C=pi`d
C=3.14 multiplied by 30
C equals about 94.2