anonymous
  • anonymous
from a point on a straight road, nico and anna ride bikes in the same direction. nico rides at 7 mph and anna rides 11 mph. in how many hours will they be 22 miles apart?
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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chestercat
  • chestercat
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anonymous
  • anonymous
7 x 6 = 42. 11 x 6 = 66. 66 - 42 = 22. So 6 hours
anonymous
  • anonymous
where did the 11 x 6 come from?
anonymous
  • anonymous
b/c anna is riding at 11 mph for 6 hours

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anonymous
  • anonymous
i mean how did u know it was 6 hours right from the beginning?
anonymous
  • anonymous
Oh wow I made a mistake sorry. Its not 6 hours Its actually 5.5 hours
anonymous
  • anonymous
Let x=amount of hours. 11x-7x=22. 4x=22. x=5.5 That's how you write it algebraic
anonymous
  • anonymous
ooooh i see. ok i understand it that way. =)
anonymous
  • anonymous
i meant

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