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Select all of the order pair solutions to 4 - x + 20 = y - 10 

 

(2,3)

(4,30)

(24,10)

(1,5)

 
Guest Jan 11, 2018
edited by Guest  Jan 11, 2018
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 #1
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4 - x + 20 = y - 10     simplify

 

24 - x  = y  - 10     rearrange as 

34  =  x + y

 

And  ( 4, 30)  ,  (24,10)   are the only solutions where x + y  =  34

 

 

 

cool cool cool

 
CPhill  Jan 11, 2018

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