SOLUTION: find two numbers whose sum is 55 and whose difference is 15 let the numbers be x and y thank you

SOLUTION: find two numbers whose sum is 55 and whose difference is 15 let the numbers be x and y thank you

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Question 176734: find two numbers whose sum is 55 and whose difference is 15 let the numbers be x and y thank you
Answer by checkley75(3666) (Show Source): You can put this solution on YOUR website!
x+y=55
x-y=15 or x=15+y
(15+y)+y=55
15+2y=55
2y=55-15
2y=40
y=40/2
y=20 ans.
x+20=55
x=55-20
x=35 ans.

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