Answer:
x= 17
Step-by-step explanation:
34 / 2 = 17
17
2x=34
x= 34/2
x=17
Answer: the original cost of the item is 90$
30% off of the item = 27$
27 dollar is 30% of the item
thus 27 = 0.30X
0.30X = 27
time both side by 10
3X = 270
270/3 = 90
0.0178 is the answer
88.6
A=4(pi)r^2/3
D=9.2 : r=4.6
A=4(3.14)(4.6^2)/3=88.5898667
