anonymous
  • anonymous
Mixture and Uniform Motion Problem (Help Please) A clothing manufacturer purchased 65 yd of cotton and 90 yd of wool for a total cost of $2,000. Another purchase, at the same prices, included 90 yd of cotton and 25 yd of wool for a total cost of $1,275. Find the cost per yard of the cotton and of the wool.
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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jamiebookeater
  • jamiebookeater
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caozeyuan
  • caozeyuan
do you have your equations ready?
anonymous
  • anonymous
No I don't understand how to do this problem.
caozeyuan
  • caozeyuan
say one yard of cotton is c dollar, one yard of wool is w dollar, what are the components of the 2000 dollar? answer is a combination of c and w

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More answers

anonymous
  • anonymous
cotton(c dollar)+ wool(w dollar)=2000
caozeyuan
  • caozeyuan
one strike! did you forgot something?
anonymous
  • anonymous
cotton(c dollar)+ wool(w dollar)=1275?
caozeyuan
  • caozeyuan
two strikes
caozeyuan
  • caozeyuan
you forgot the price
caozeyuan
  • caozeyuan
nope, the area
anonymous
  • anonymous
I'm so confused
caozeyuan
  • caozeyuan
so 65c+90w=2000, whats the other one
anonymous
  • anonymous
90c+25w=1275
caozeyuan
  • caozeyuan
great, now we can say 324c+90w=4590, understood
anonymous
  • anonymous
yes
caozeyuan
  • caozeyuan
so 259c=2590,c=10
anonymous
  • anonymous
Did u divide?
anonymous
  • anonymous
Where did u get 259?
anonymous
  • anonymous
@caozeyuan
caozeyuan
  • caozeyuan
4590-2000=2590
anonymous
  • anonymous
Ok where do I go from here?
caozeyuan
  • caozeyuan
throw c back in to get w out
anonymous
  • anonymous
so plug it in
anonymous
  • anonymous
Wool=15 @caozeyuan
caozeyuan
  • caozeyuan
great you did it( insert applause here)
anonymous
  • anonymous
Thanks. So the cost per wool is $15?
anonymous
  • anonymous
@caozeyuan
anonymous
  • anonymous
And $10 is the cost per yard for cotton?
caozeyuan
  • caozeyuan
yes
anonymous
  • anonymous
that's it?

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