SOLUTION: The width of a room is three-fifths of its length. When the width is increased by 2 metres and the length is decreased by 2 metres the resultant shape is a square.
Find the dimen
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Question 1022258: The width of a room is three-fifths of its length. When the width is increased by 2 metres and the length is decreased by 2 metres the resultant shape is a square.
Find the dimensions of the room.
Answer by josgarithmetic(39625) (Show Source): You can put this solution on YOUR website!
Changes to dimensions:
Width to w+2, length to L-2;
Solve the system .
-
-
New system to have the same solution can be .
From that ,
and .
Full use of the substitution method would have also been good. I arranged the two system equation to start with elimination method.
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