anonymous
  • anonymous
The length of a rectangle is 3 inches more than its width, and its perimeter is 22 inches. Find the width of the rectangle. a)4 in. b)5 in. c)7 in.
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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schrodinger
  • schrodinger
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OakTree
  • OakTree
So l+3=w, and 2l+2w=22, if l= length and w=width. Following?
anonymous
  • anonymous
yeah
OakTree
  • OakTree
So simplify 2l+2w=22 by dividing each term by 2 and get l+w=11

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OakTree
  • OakTree
Then subtract w from both sides and get l=11-w
OakTree
  • OakTree
Now you know what l is, so just plug it into the other equation.
OakTree
  • OakTree
You get (11-w)+3=w and simplify to get -w+14=w
OakTree
  • OakTree
Simplify and get w=7
OakTree
  • OakTree
So your answer is c, 7.
anonymous
  • anonymous
ok thanks! :)

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