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All of the following are equivalent proportions except?

A. a/b = c/d

B. b/a = d/c

C. d/b = c/a

D. c/d = b/a

 Jan 25, 2019
edited by Bleh674  Jan 25, 2019
edited by Bleh674  Jan 25, 2019
 #1
avatar+16398 
+3

The answer is......

 

A not      a/b = c/d       multiply both sides by d

          d a/b = c           divide both sides a

           d/b = c/a          this is answer  C    so A and C are equiv    similar can be shown for B   but not for D

 

 

Answer D

 Jan 25, 2019
 #2
avatar+78 
+1

Thank you!

Bleh674  Jan 25, 2019
 #3
avatar+16398 
+2

You are welcome....hope you now understand a bit better     cheekycheeky

ElectricPavlov  Jan 25, 2019

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