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Pa's Pets has 26 cats and 15 fish for sale. If 6 of the fish have spots, and if the total number of spotted cats and spotted fish isn 3 times the number of cats without spot, how many of these cats and fish have spots?

 

Answer Choices

A. 8

B. 9

C. 18

D. 24

 Feb 7, 2019

Best Answer 

 #1
avatar+18460 
+1

spotted cats = x

 

 

6 + x  = 3 (26 -x)

6 + x = 78-3x

-72=-4x

x=18 = spotted cats       spotted cats = 6        spotted cats +spotted fish = 18 + 6 = 24 critters with spots.

 Feb 7, 2019
edited by ElectricPavlov  Feb 7, 2019
edited by ElectricPavlov  Feb 7, 2019
 #1
avatar+18460 
+1
Best Answer

spotted cats = x

 

 

6 + x  = 3 (26 -x)

6 + x = 78-3x

-72=-4x

x=18 = spotted cats       spotted cats = 6        spotted cats +spotted fish = 18 + 6 = 24 critters with spots.

ElectricPavlov Feb 7, 2019
edited by ElectricPavlov  Feb 7, 2019
edited by ElectricPavlov  Feb 7, 2019

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