SOLUTION: The length of a regtangular garden is 8 feet longer then the width. The garden is surrounded by a 4-foot sidewalk. The sidewalk has a area of 320 square feet. Find the dimensions o

Algebra ->  Surface-area -> SOLUTION: The length of a regtangular garden is 8 feet longer then the width. The garden is surrounded by a 4-foot sidewalk. The sidewalk has a area of 320 square feet. Find the dimensions o      Log On