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what add to 25 and dived to 4?

 Jan 19, 2021

Best Answer 

 #1
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x+y = 25    y = 25-x

 

x/y = 4

x/(25-x) = 4

x = 100 - 4x

5x = 100

x = 20      y = 5   

 Jan 19, 2021
 #1
avatar
+1
Best Answer

x+y = 25    y = 25-x

 

x/y = 4

x/(25-x) = 4

x = 100 - 4x

5x = 100

x = 20      y = 5   

Guest Jan 19, 2021

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