The perimeter of a rectangle is 38 meters and the length is 3 meters longer than the width. Find the dimensions of the rectangle. Let x = the length and y the width. S 2x + 2y x – y = 38 Use the method of substitution to solve this system. The corresponding modeling system is = 3 Answer 2 Points E Keypad Keyboard Shortcuts Length of the rectangle = m, Width of the rectangle = m

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Maximization

Have you ever seen a bridge in the shape of a parabola? Where is its maximum on the bridge? The maximum of that bridge is the highest point on that bridge. The process of finding the maximum of the bridge here is called the maximization.