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1/2=2/5z

 Nov 1, 2016
 #1
avatar+21 
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5/4 or 1.25

 Nov 1, 2016
 #2
avatar+37159 
0

Multiply both sides by 5/2 to get

 

1/2 x 5/2 = z

5/4 = z

 Nov 1, 2016

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