the length of a rectangle is 5m less than the width write the expression for the perimeter if the length is decreased by 3m and width is increased by 2m
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4x-12
Step-by-step explanation:
Let width=x
Length=x-5
If length is decreased by 3m and breadth increased by 2m,
Perimeter=2(l+b)
=2(x-5-3+x+2)
=2(2x-6)
=4x-12
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