Post a New Question

algebra

posted by .

Determine the equation of combined variation. Then solve for the missing value.

x varies directly with y and inversely with z.
x = 5 when y = 10 and z = 5.
Find x when y = 20 and z = 10.

  • algebra -

    x = ky/z

    5 = k(10)/(5) ==> k = 5/2

    x(20,10) = (5/2)(20)/(10) = 5

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

More Related Questions

Post a New Question