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3 years ago

5

The width of a rectangle measures (3s+t) centimeters,and it’s length measures (3s-9t) centimeters. Which expression represents t

he perimeter,in centimeters of the rectangle ?

1 answer:

andreyandreev [35.5K]3 years ago

3 0

Answer:

12s - 16t

Step-by-step explanation:

2(3s + t) + 2(3s - 9t)

6s + 2t + 6s - 18t

12s + 2t - 18t

12s - 16t

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