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Help, write an expression in the simplest form that represents the area (in square feet) of the banner.

Help write an expression in the simplest form that represents the area in square feet of the banner class=

Respuesta :

Answer:

3 (3 + x) is equal to the banner

fairytinker92

Answer:

3x+9 ft²

Step-by-step explanation:

The formula for the area of a rectangle is height × length

The height of the banner is 3, and the length is 3+x

So, you would do 3(3+x)= 3×3+3x= 3x+9

Therefore, the answer would be 3x+9 ft²

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