SOLUTION: Please help. If r=3z,15z=20x, and 10x=2y, then r=?

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Question 1045829: Please help. If r=3z,15z=20x, and 10x=2y, then r=?
Found 2 solutions by ikleyn, Alan3354:
Answer by ikleyn(52777) About Me  (Show Source):
You can put this solution on YOUR website!
.
Please help. If r=3z,15z=20x, and 10x=2y, then r=?
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Then r = 3z = 3%2A%28%2820x%29%2F15%29 = 3%2A%284x%2F3%29 = 4x = 4%2A%282y%2F10%29 = %284y%29%2F5%29.


Answer.  Then  r = 4x = %284y%29%2F5.


Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
r = 3z
It says that. What's the problem?