The length of a rectange is 7cm less than twice its breadth . If the length is decreased by 2cm and breadth is increased by 3cm the perimeter resulting rectangle is 66cm . Find the length and breadth of original rectangle
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L= 2B-7
2(L-2)+2(B+3)=66
replacing L
2(2B-9)+2B+6=66
6B= 78
B=13
original dimensions breadth 13 cm length 19cm
2(L-2)+2(B+3)=66
replacing L
2(2B-9)+2B+6=66
6B= 78
B=13
original dimensions breadth 13 cm length 19cm
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