sweav9210 sweav9210
  • 07-11-2017
  • Mathematics
contestada

Length of a rectangle is 3 in longer than the width when the perimeter is 54 inches

Respuesta :

kritter1
kritter1 kritter1
  • 07-11-2017
Let width be x, 
Length: 3+x 

P=2(l+w) 
54=2(x+(x+3)) 
54/2=2x+3 
27=2x+3 
27-3=2x 
24=2x
24/2=x 
12=x 

Therefore, the width is 12 inches and the length is (12+3)=15 inches

Hope I helped :) 
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