Y varies inversely with x
means that y=k/x
with x=0.7 and y=80
we have 80=k/0.7
k=0.7x80=56
so the equation is
y=56/x
All you need to do is use the formula to solve. What I do is I plug in the information that I know, and then I just solve. In this case it would be:
V= (4)
- pie(3.14)*4.8(cubed)
3
I hope I was a good help, and if you still need help, come to my page and ask the question on specifically what you need help with. :D
Answer: 3
3x4 is 12
Hope this helps!
Answer:
B
Step-by-step explanation:
x + y =6
x - y = 4
A. 3+3=6, but 3-3 doesn't equal 4
B. 5+1=6 and 5-1 equals 4
C. 6+0 equals 6 but 6-0 doesn't equal 4
D. 2+4 equals 6 but 2-4 doesn't equal 4