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Robert needs to cut four shelves from a board that is 2.5 meters long.
The second shelf is 18 centimeters longer than twice the length of the first shelf. The third shelf is 12 centimeters shorter than the first shelf. The remaining shelf is 4 centimeters longer than the first shelf. If Robert must use the entire 2.5 meter board for the shelves, what is the length of the second shelf, in centimeters?

Respuesta :

mfpiac12
1 meter=100 centimeters2.5 m=2.5*100=250 cm250=n+(2n+18)+(n-12)+(n+4)250=5n+10240=5nn=48 cm2n+18=114 cm  (answer)n-12=36 cmn+4=52 cm
jonjr80012

Answer:

114 in.

Step-by-step explanation:

I got it right on Math Nation

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