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A carpenter is designing rectangular picture frames to sell at a local craft fair. The frames will be made of wood with a uniform width
around the picture, and each frame will have an opening for a 5-inch by 7-inch picture,
Write an equation that represents the area of the wooden frame, y, in terms of the width of the frame, x.

Respuesta :

Answer: y= 4x^2+24x

Step-by-step explanation:

4x²+24x is represents the area of the wooden frame.

What is area of rectangle?

Area of rectangle is defined as product of the length and width.

Area of the wooden frame :

(2x+5)(2x+7)-(5)(7)

(2x+5)(2x+7)-35

4x²+14x+10x+35-35

4x²+24x

Learn more about Area of rectangle

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