Ghzouli71241 Ghzouli71241

02-01-2019
Mathematics

contestada

In a cross country marathon jack and ted ren a total of 81 kn. Ted ran 5kn farther than jack how far did each of them run?

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osakweclaire osakweclaire

02-01-2019

Answer:

Jack ran 38 km and Ted ran 43 km.

Step-by-step explanation:

Let Jack’s displacement be [tex]x[/tex]

[tex]x + (x+5) = 81[/tex]

[tex]2x + 5 = 81\\2x = 76[/tex]

[tex]x = 38 km[/tex]

[tex]x+5 = 38 + 5\\x+5 = 43km\\[/tex]

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