SOLUTION: I need help solving. Thank you. If z varies directly as x and inversely as y, and z = 3/5 when x=2 and y = 3, find z when x = 10 and y = 1/3

Algebra ->  Equations -> SOLUTION: I need help solving. Thank you. If z varies directly as x and inversely as y, and z = 3/5 when x=2 and y = 3, find z when x = 10 and y = 1/3      Log On


   



Question 889143: I need help solving. Thank you.
If z varies directly as x and inversely as y, and z = 3/5 when x=2 and y = 3, find z when x = 10 and y = 1/3

Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
z=%28kx%29%2Fy
3%2F5=%28k%282%29%29%2F3
2k=9%2F5
k=9%2F10
.
.
.
z=%289x%29%2F%2810y%29
So then,
z=%289%2810%29%29%2F%2810%281%2F3%29%29
z=27