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The length of a room is 3m loner than its width. A carpet whose area is 18m² is laid in the middle of the room...

The length of a room is 3m loner than its width. A carpet whose area is 18m² is laid in the middle of the room leaving a margin of 0.5m wide between the carpet and the wall all round the room.
a) If the width of the room is x, write an expression for the dimensions of the carpet in terms of x.
b) Express the area of the carpet in terms of x
c) Determine the dimensions of the room.
d) Determine the space between the carpet and the wall is covered by a material which costs sh 245 per square metre. Find the cost of the material required.

Answers

sharon kalunda answered the question on August 14, 2019 at 13:28

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