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MATH / The length of a rectangle is 3x+10 feet and its width is x+12 feet. If the perimeter of the rectangle is 76 feet, how many square feet are in the area of the rectangle?

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problem

The length of a rectangle is 3x+103x+10 feet and its width is x+12x+12 feet. If the perimeter of the rectangle is 76 feet, how many square feet are in the area of the rectangle?
Plain-text mathematical notation (without MathML)
The length of a rectangle is 3x+10 feet and its width is x+12 feet.  If the perimeter of the rectangle is 76 feet, how many square feet are in the area of the rectangle?
Original LaTeX notation
The length of a rectangle is $3x+10$ feet and its width is $x+12$ feet.  If the perimeter of the rectangle is 76 feet, how many square feet are in the area of the rectangle?

level

Level 4

type

Prealgebra

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