Friday

April 18, 2014

April 18, 2014

Posted by **JaneLee** on Monday, January 28, 2008 at 12:59pm.

2. If y varies inversely as x, and y=2 when x=10, find x when y=4.

3. If a varies jointly as b and c, and a=-10, when b=12 and c=2, find a when b=8 and c=1/2.

- Algebra II -
**jAKE1214**, Monday, January 28, 2008 at 1:25pm1. y=kx plug in your # and solve for k

2. y=k/x solve for k and then plug in your y=4 to find x with the k value you found.

3. I forgot how to do this one.. it's been years lol.

**Related Questions**

Math - DIRECT VARIATION 1. a is directly proportional to b.If a=15,then b=9 2. m...

math - t varies directly as the square root of l. If l=81, then t=10 what is the...

Check my answers. Algebra - Can you please check my answers? Thanxs! Write an ...

variation - Can you please check my answers? Thanxs! Write an equation that ...

variation - Can you please check my answers? Thanxs! Write an equation that ...

Variation-Check Problems - Can you please check my answers? Thanxs! Write an ...

algebra1 - M varies directly with n; m=144 when n=8. What is the constant of ...

Math - Write an equation to describe the variation. Use k for the constant of ...

Variation - I have few questions that I need checked please and could you help ...

Intermediate Algebra - y varies directly as the cube of x and inversely as the ...