SOLUTION: the sum of two numbers is 45. the difference of their squares is 675.Find the number.
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Question 697356: the sum of two numbers is 45. the difference of their squares is 675.Find the number.
Answer by lynnlo(4176) (Show Source): You can put this solution on YOUR website!
x+y=45
y=45-x
x^2-y^2=675
x^2-(45-x)^2=675
x^2-(2025+x^2-630)=675
630x=-720
x=20
y=45-20
y=25
20,25
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