bbnardy bbnardy

01-10-2021
Mathematics

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A rectangle has a perimeter of 58 cm. Its length is 5 cm longer than its width. What are its dimension?

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soccerfan54 soccerfan54

01-10-2021

These are the equations:
2L+2W=58
L=W+5
Now plug in the second one in the first one:
2(W+5)+2W=58
4W+10=58
4W=48
W=12
L=17

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