SOLUTION: if 0.2x=0.6y then find y-x/y+x

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Question 701203: if 0.2x=0.6y then find y-x/y+x
Answer by ankor@dixie-net.com(22740) About Me  (Show Source):
You can put this solution on YOUR website!
if 0.2x = 0.6y then find y-x/y+x
:
0.2x = 0.6y
Multiply by both sides by 5
1x = 3y
:
%28y-x%29%2F%28y%2Bx%29
replace x with 3y
%28y-3y%29%2F%28y%2B3y%29
:
%28-2y%29%2F%284y%29
Cancel y
%28-2%29%2F%284%29 = -.5