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The perimeter of a rectangle is 876cm. The length is 1cm less than three times the width. What is the length and width?
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2 votes
The perimeter of a rectangle is 876cm. The length is 1cm less than three times the width. What is the length and width?

User Sundararajan KS
by
5.7k points

2 Answers

3 votes
L=328.25

Hope this helps
User Meeta
by
6.1k points
2 votes
2l+2w=876
3w-1=l
Sub in l to find w
2(3w-1)+2w=876
6w-2+2w=876
8w=876+2
8w=878
W=109.75
Sub in w to find l
3(109.75)-1=l
329.25-1=l
L=328.25
User Artiom Gourevitch
by
6.7k points
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