# Algebra

posted by Sandra

Suppose that y varies inversely with x, and y = 6 when x = 8. What is an equation for the inverse variation?
• y = x/48
• y = 2x
• x = y/2
• y = 48/x

1. Steve

xy=k is the inverse variance equation
Since 8*6 = 48, we have

xy = 48
or
y = 48/x

2. Sandra

Thanks much!

## Similar Questions

1. ### Inverse Variation

Help me please.. Explain also :( 1. E is inversely proportional to Z and Z = 4 when E = 6. 2. P varies inversely as Q and Q = 2/3 when P = 1/2. 3.R is inversely proportional to the square of I and I = 25 when R = 100. 4. F varies inversely …
2. ### Algebra

Suppose that y varies inversely with x, and y = 0.2 when x = 2. What is an equation for the inverse variation?
3. ### Maths

Suppose that y varies inversely with x and that y = 2 when x = 8. What is an equation for the inverse variation?
4. ### Algebra 2 Honors

Hey, we recently started a topic in class that I don't understand well, I just want to post 6 of the problems and ask if they're right or not (some of them I have no idea how to do). 1. If a varies directly as b and b = 18 when a = …
5. ### algebra

Suppose y varies inversely with x. Write an equation for the inverse variation. y = 4 when x = 2.5 y = 5 when x = -5 Pls help!?
6. ### Algebra

1.What is the simplified form of the expression?
7. ### algebra

y varies inversely with x, and y = 10 when x = 2. What is the equation for the inverse variation?
8. ### algebra

f(x) varies inversely with x and f(x) = –10 when x = 5. What is the inverse variation equation?
9. ### Algebra

f(x) varies inversely with x and f(x) = –10 when x = 20. What is the inverse variation equation?
10. ### Math

Suppose that y varies inversely with x and that y = 2 when x = 8. What is an equation for the inverse variation?

More Similar Questions