Margcoom Margcoom
  • 11-01-2015
  • Mathematics
contestada

Find two numbers whose sum is 58 and whose difference is 16
Can anyone help me out

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naǫ
naǫ naǫ
  • 11-01-2015
x, y - the numbers

[tex]x+y=58 \\ \underline{x-y=16} \\ x+x+y-y=58+16 \\ 2x=74 \\ x=37 \\ \\ x+y=58 \\ 37+y=58 \\ y=21[/tex]

The two numbers are 37 and 21.
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