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Help I can't figure this out

 Apr 21, 2021

Best Answer 

 #1
avatar+31353 
+2

3 is to x      as    (3+4.5)  is to x+6

 

3/x   =   7.5 / (x+6)

3x+18 = 7.5x

4.5 x = 18

 

x = 4      then CD = 4+6 = 10 units

 Apr 21, 2021
 #1
avatar+31353 
+2
Best Answer

3 is to x      as    (3+4.5)  is to x+6

 

3/x   =   7.5 / (x+6)

3x+18 = 7.5x

4.5 x = 18

 

x = 4      then CD = 4+6 = 10 units

ElectricPavlov Apr 21, 2021

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