SOLUTION: How to find the dimensions of a rectangle if the length is6m less than thrice its breadth and the perimeter is 148 perimeter
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Question 1064282: How to find the dimensions of a rectangle if the length is6m less than thrice its breadth and the perimeter is 148 perimeter
Answer by addingup(3677) (Show Source): You can put this solution on YOUR website!
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2 breadth + 2 length = 148
l = 3b-6 substitute above for l:
2b + 2(3b-6) = 148
2b + 6b-12 = 148
8b = 160
b = 20
and l:
3(20)-6 = 54
----------------------------
Check:
2(20)+2(54) = 40+108 = 148 This answer is correct.
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