The length of a rectangle is three times its width. If the perimeter is 120 inches, what is the length? The width?

Mathematics

1 answer:

PilotLPTM [1.2K]3 years ago

5 0

Answer:

Length=45 inches, width=15 inches

Step-by-step explanation:

Length=3w

Width=w

Can be written as 3w+w+3w+w

Combine like terms to get 8w

120/8=15

w=15

Width=15 inches

Length=3(15)=45

Length=45 inches

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