SOLUTION: the perimeter of a rectangle room is 114 yards. the width of the room is three yards less than the length. what are the dementions of the room?

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Question 1047431: the perimeter of a rectangle room is 114 yards. the width of the room is three yards less than the length. what are the dementions of the room?
Found 2 solutions by ewatrrr, jorel555:
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi,

     .



 the width of the room is three yards less than the length

P = 2L + 2w

114yds = 2L + 2(L-3)

114 = 4L - 6

120 = 4L

30yd = L,  w = 27yd 30-3

AND checking the Perimeter

60yd + 54yd = 114yd  CHECKS

Answer by jorel555(1290) About Me  (Show Source):
You can put this solution on YOUR website!
P=2l+2w
w=l-3
114=2l+2(l-3)
114=4l-6
4l=120
l=30 yds.
w=27 yds. ☺☺☺☺