please answer the question please please answer fast
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Let the breadth be X...
and length be x - 3.....
perimeter of rectangle = 2 × ( length + breadth)
= 2 × ( x + x -3 )
= 2x + 2x - 3 = 42..
= 4x - 3 = 42
= 4x = 42 - 3
= 4x = 39..
= x = 39/4
= x = 9.45...
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