Rosalinda27 Rosalinda27

18-05-2017
Mathematics

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Someone please help me with algebra please (don't answer if you don't know)

Someone please help me with algebra please dont answer if you dont know class=

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mattbreedlove39 mattbreedlove39

18-05-2017

If we call the width x, then we can write 'the length is twice the width' as length=2x.
So the perimeter is 72=2*2x+2*x.
Collecting terms we have 72=6x then dividing both sides by 6 so we get x=12.
So the width is 12cm and the length is 24cm.

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