SOLUTION: Problem: find the constant of variation k m varies directly with n; m = 144 when n = 8

Algebra ->  Quadratic Equations and Parabolas  -> Quadratic Equation Customizable Word Problems -> SOLUTION: Problem: find the constant of variation k m varies directly with n; m = 144 when n = 8       Log On


   

Question 79048: Problem:
find the constant of variation k
m varies directly with n; m = 144 when n = 8
Answer by rapaljer(4671) About Me  (Show Source):
You can put this solution on YOUR website!
Write down the formula:
m=kn

Plug in what you are given in the problem:
144=k*8

Solve for k (divide both sides by 8!)
144%2F8=%288k%29%2F8
18=k

R^2 at SCC