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?

Respuesta :

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]

Answer Link

Otras preguntas

If Zoey has 12 cookies and jade has 3 times the cookies zoey has how many do jade have
A bag contains 2 red marbles, 3 blue marbles, and 5 green marbles. Two marbles are chosen without replacement. What is the probability of getting a green marb
What is the first step to solving this equation? 3x + 4 – 2 = 5 – 3
If the CEO wants to have 95.44 percent confidence that the estimates of awareness and positive image are within +/- 2 percent of true value, what is the require
Which nation offers competition to the United States as a leading auto manufacturer?
What tool can help readers understand the meaning of an unfamiliar word?
What is the general form of the equation for the given circle centered at O(0, 0)? a) x2 + y2 + 41 = 0 b) x2 + y2 − 41 = 0 c) x2 + y2 − 41 = 0 d) x2 + y2 + x −
In the United States, Japanese Americans were relocated to internment camps during World War II. The decision to do so was unconstitutional, and the practice ha
Franchising is typically done by
Literacy rate in South Asia Country Literacy rate Bangladesh 50.3% India 74.8% Nepal 63.8% Pakistan 59.6% Sri Lanka 97.0% Which country would you predict