SOLUTION: Suppose that the length of a rectangle is 3 inches longer than the width and that the perimeter of the rectangle is 78.Set up an equation involving only L, the length of the rectan

Question 109136: Suppose that the length of a rectangle is 3 inches longer than the width and that the perimeter of the rectangle is 78.Set up an equation involving only L, the length of the rectangle.Solve this equation algebraically to find the length of the rectangle. Find the width as a slope

Answer by MathLover1(20849) (Show Source): You can put this solution on YOUR website!
if the of a rectangle is

than the , then we have
.....=>
if the of the rectangle is , then we have:

,,,,,,,divide both sides by

then:

check:

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