xavierprow23 xavierprow23
  • 27-02-2017
  • Mathematics
contestada

A rectangle has a length that is five times longer than its width. If the perimeter of the rectangle is 12 inches, what is the width?

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fakejonsmith
fakejonsmith fakejonsmith
  • 27-02-2017
P = 2(l + w)            formula for perimeter

12 = 2(5w + w)       sub in what we know to create an equation

12 = 2(6w)              solve for w
12 = 12w
12/12 = w
1 = w

The width is 1 inch.

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