# SOLUTION: its summer and i forgot how to do these kind of problems please help me understand it, the area of a rectangle is 48 sq ft. find all side lengths. the length is 3x and width is 4x

Algebra ->  Algebra  -> Rectangles -> SOLUTION: its summer and i forgot how to do these kind of problems please help me understand it, the area of a rectangle is 48 sq ft. find all side lengths. the length is 3x and width is 4x      Log On

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 Geometry: Rectangles Solvers Lessons Answers archive Quiz In Depth

 Click here to see ALL problems on Rectangles Question 326198: its summer and i forgot how to do these kind of problems please help me understand it, the area of a rectangle is 48 sq ft. find all side lengths. the length is 3x and width is 4xAnswer by rfer(12670)   (Show Source): You can put this solution on YOUR website!3x*4x=48 12x^2=48 x^2=4 x=2 -------------- 3*2*4*2=48