SOLUTION: A rectangular frame has a length of (x+3) units and width (x-4) if the area of the frame is 4 sq units what is the length of the frame?

Question 921135: A rectangular frame has a length of (x+3) units and width (x-4) if the area of the frame is 4 sq units what is the length of the frame?
Answer by MathLover1(20855) (Show Source): You can put this solution on YOUR website!
a length of units and width if the area of the frame is sq units

........use quadratic formula

solutions:

..........we don't need this solution because the length and width cannot be negative number
units => units=> units
and
units=> units=> units
check the area

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