SOLUTION: a square and a rectangle have the same area. the length of the rectangle is 8 more than s side of the square, and the width of the rectangle is 4 less than a side of the square. fi

Question 492498: a square and a rectangle have the same area. the length of the rectangle is 8 more than s side of the square, and the width of the rectangle is 4 less than a side of the square. find a side of the square.
Answer by WhuddaPeach(6) (Show Source): You can put this solution on YOUR website!
Basically, this tells us that

s is the length of the square's side. So, the area of the square is s^2, and the area of the rectangle is (s+8)(s-4)
Simplify.

The s^2 cancel out.

Add 32 to both sides.

Divide by 4.

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