SOLUTION: find two numbers with a sum of 15 and a difference of 4. (let the numbers be x and y)

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Question 761338: find two numbers with a sum of 15 and a difference of 4. (let the numbers be x and y)
Answer by ramkikk66(644) About Me  (Show Source):
You can put this solution on YOUR website!
If the two numbers are x and y
x + y = 15
x - y = 4
Solved by pluggable solver: Linear System solver (using determinant)
Solve:
+system%28+%0D%0A++++1%5Cx+%2B+1%5Cy+=+15%2C%0D%0A++++1%5Cx+%2B+-1%5Cy+=+4+%29%0D%0A++

Any system of equations:


has solution

or



(x=9.5, y=5.5}