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The length of a rectangular frame is represented by the expression 2x + 10, and the width of the rectangular frame

is represented by the expression 2x + 6. an equation to solve for the width of a rectangular frame that has a total area of 140 square inches.

 4x2 + 32x − 80 = 0

 4x2 + 32x + 60 = 0

 2x2 + 32x − 80 = 0

 x2 + 16x + 60 = 0

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The area of the rectangle is equal to: Length * Width Then, Area = (2x... View the full answer

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