Homework Help: math

Posted by anthony on Saturday, September 12, 2009 at 6:45pm.

the length of a rectangle is 5 ft more than twice the width.

a)if x represents the width of the rctangle, represent the perimeter of the rectangle in terms of x.

b) if the perimeter if the rectangle is 2 ft more than eight times the width of the rectangle, find the dimensions of the rectangle.

math - MathMate, Saturday, September 12, 2009 at 6:50pm
the length of a rectangle is 5 ft more than twice the width(x)
would be written as: length = 2x+5
Now you can proceed to calculate the perimeter=2(W+L), and attempt part (b).

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