Posted by **Sammi** on Monday, February 15, 2010 at 8:33pm.

The perimeter of a rectangle is 74 centimeters. The width is doubled and the length is halved. The new rectangle has a perimeter of 76 centimeters. Find the dimensions.

Okay, so in class we're learning about Systems of Equations. What are the equations for this? How do I define the variables?

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