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14-11-2019
Mathematics

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The length of a flat screen TV is 5 inches less than 3 times its width. If the perimeter of the TV is 150 inches, find the dimensions.

Respuesta :

14-11-2019

Answer:

W=20 and L=55

Step-by-step explanation:

2(3w-5)+2(w)=150

6w-10+2w=150

8w-10=150

8w=160

W=20

L= 3(20)-5

=60-5

=55

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